Home / 1,498,057.90-2,247,378.45-433,134.70

Finding the Fourth Proportional to 1,498,057.90, 2,247,378.45 and 433,134.70

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Solution

The fourth proportional to 1,498,057.90, 2,247,378.45 and 433,134.70 is: 649,786.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,057.90 : 2,247,378.45 = 433,134.70 : x
  2. Step 2: Convert to fraction form
    1,498,057.90/2,247,378.45 = 433,134.70/x
  3. Step 3: Cross multiply
    1,498,057.90x = 2,247,378.45 × 433,134.70
  4. Step 4: Simplify right side
    1,498,057.90x = 973,417,590,727.22
  5. Step 5: Solve for x
    x = 973,417,590,727.22/1,498,057.90
  6. Step 6: Final answer
    x = 649,786.36

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Double scale
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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.