Home / 924,814.80-1,387,222.20-293,792.40

Finding the Fourth Proportional to 924,814.80, 1,387,222.20 and 293,792.40

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Solution

The fourth proportional to 924,814.80, 1,387,222.20 and 293,792.40 is: 440,688.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,814.80 : 1,387,222.20 = 293,792.40 : x
  2. Step 2: Convert to fraction form
    924,814.80/1,387,222.20 = 293,792.40/x
  3. Step 3: Cross multiply
    924,814.80x = 1,387,222.20 × 293,792.40
  4. Step 4: Simplify right side
    924,814.80x = 407,555,339,471.28
  5. Step 5: Solve for x
    x = 407,555,339,471.28/924,814.80
  6. Step 6: Final answer
    x = 440,688.60

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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.