Home / 924,639.10-1,387,110.45-284,942.95

Finding the Fourth Proportional to 924,639.10, 1,387,110.45 and 284,942.95

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Solution

The fourth proportional to 924,639.10, 1,387,110.45 and 284,942.95 is: 427,461.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,639.10 : 1,387,110.45 = 284,942.95 : x
  2. Step 2: Convert to fraction form
    924,639.10/1,387,110.45 = 284,942.95/x
  3. Step 3: Cross multiply
    924,639.10x = 1,387,110.45 × 284,942.95
  4. Step 4: Simplify right side
    924,639.10x = 395,247,336,663.28
  5. Step 5: Solve for x
    x = 395,247,336,663.28/924,639.10
  6. Step 6: Final answer
    x = 427,461.20

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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.