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Finding the Fourth Proportional to 502,598.10, 693,590.73 and 273,155.40

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Solution

The fourth proportional to 502,598.10, 693,590.73 and 273,155.40 is: 376,957.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,598.10 : 693,590.73 = 273,155.40 : x
  2. Step 2: Convert to fraction form
    502,598.10/693,590.73 = 273,155.40/x
  3. Step 3: Cross multiply
    502,598.10x = 693,590.73 × 273,155.40
  4. Step 4: Simplify right side
    502,598.10x = 189,458,053,289.44
  5. Step 5: Solve for x
    x = 189,458,053,289.44/502,598.10
  6. Step 6: Final answer
    x = 376,957.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.