Home / 924,587.39-1,387,248.98-355,815.78

Finding the Fourth Proportional to 924,587.39, 1,387,248.98 and 355,815.78

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Solution

The fourth proportional to 924,587.39, 1,387,248.98 and 355,815.78 is: 533,865.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,587.39 : 1,387,248.98 = 355,815.78 : x
  2. Step 2: Convert to fraction form
    924,587.39/1,387,248.98 = 355,815.78/x
  3. Step 3: Cross multiply
    924,587.39x = 1,387,248.98 × 355,815.78
  4. Step 4: Simplify right side
    924,587.39x = 493,605,076,093.83
  5. Step 5: Solve for x
    x = 493,605,076,093.83/924,587.39
  6. Step 6: Final answer
    x = 533,865.25

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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.