Home / 924,809.10-1,387,359.45-293,786.70

Finding the Fourth Proportional to 924,809.10, 1,387,359.45 and 293,786.70

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Solution

The fourth proportional to 924,809.10, 1,387,359.45 and 293,786.70 is: 440,726.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,809.10 : 1,387,359.45 = 293,786.70 : x
  2. Step 2: Convert to fraction form
    924,809.10/1,387,359.45 = 293,786.70/x
  3. Step 3: Cross multiply
    924,809.10x = 1,387,359.45 × 293,786.70
  4. Step 4: Simplify right side
    924,809.10x = 407,587,754,529.32
  5. Step 5: Solve for x
    x = 407,587,754,529.32/924,809.10
  6. Step 6: Final answer
    x = 440,726.37

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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.