Home / 923,251.59-1,387,312.85-497,102.49

Finding the Fourth Proportional to 923,251.59, 1,387,312.85 and 497,102.49

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Solution

The fourth proportional to 923,251.59, 1,387,312.85 and 497,102.49 is: 746,965.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,251.59 : 1,387,312.85 = 497,102.49 : x
  2. Step 2: Convert to fraction form
    923,251.59/1,387,312.85 = 497,102.49/x
  3. Step 3: Cross multiply
    923,251.59x = 1,387,312.85 × 497,102.49
  4. Step 4: Simplify right side
    923,251.59x = 689,636,673,386.75
  5. Step 5: Solve for x
    x = 689,636,673,386.75/923,251.59
  6. Step 6: Final answer
    x = 746,965.05

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Double scale
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Similar ratio
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1.5x scale

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.