Home / 1,057,983.40-1,586,975.06-310,029.40

Finding the Fourth Proportional to 1,057,983.40, 1,586,975.06 and 310,029.40

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Solution

The fourth proportional to 1,057,983.40, 1,586,975.06 and 310,029.40 is: 465,044.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,983.40 : 1,586,975.06 = 310,029.40 : x
  2. Step 2: Convert to fraction form
    1,057,983.40/1,586,975.06 = 310,029.40/x
  3. Step 3: Cross multiply
    1,057,983.40x = 1,586,975.06 × 310,029.40
  4. Step 4: Simplify right side
    1,057,983.40x = 492,008,925,666.76
  5. Step 5: Solve for x
    x = 492,008,925,666.76/1,057,983.40
  6. Step 6: Final answer
    x = 465,044.09

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.