Home / 1,057,984.40-1,586,976.56-310,030.40

Finding the Fourth Proportional to 1,057,984.40, 1,586,976.56 and 310,030.40

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Solution

The fourth proportional to 1,057,984.40, 1,586,976.56 and 310,030.40 is: 465,045.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,984.40 : 1,586,976.56 = 310,030.40 : x
  2. Step 2: Convert to fraction form
    1,057,984.40/1,586,976.56 = 310,030.40/x
  3. Step 3: Cross multiply
    1,057,984.40x = 1,586,976.56 × 310,030.40
  4. Step 4: Simplify right side
    1,057,984.40x = 492,010,977,687.42
  5. Step 5: Solve for x
    x = 492,010,977,687.42/1,057,984.40
  6. Step 6: Final answer
    x = 465,045.59

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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.