Home / 924,640.10-1,387,111.95-284,943.95

Finding the Fourth Proportional to 924,640.10, 1,387,111.95 and 284,943.95

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Solution

The fourth proportional to 924,640.10, 1,387,111.95 and 284,943.95 is: 427,462.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,640.10 : 1,387,111.95 = 284,943.95 : x
  2. Step 2: Convert to fraction form
    924,640.10/1,387,111.95 = 284,943.95/x
  3. Step 3: Cross multiply
    924,640.10x = 1,387,111.95 × 284,943.95
  4. Step 4: Simplify right side
    924,640.10x = 395,249,158,125.20
  5. Step 5: Solve for x
    x = 395,249,158,125.20/924,640.10
  6. Step 6: Final answer
    x = 427,462.70

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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.