Home / 868,164.23-1,302,436.64-291,766.86

Finding the Fourth Proportional to 868,164.23, 1,302,436.64 and 291,766.86

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Solution

The fourth proportional to 868,164.23, 1,302,436.64 and 291,766.86 is: 437,714.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,164.23 : 1,302,436.64 = 291,766.86 : x
  2. Step 2: Convert to fraction form
    868,164.23/1,302,436.64 = 291,766.86/x
  3. Step 3: Cross multiply
    868,164.23x = 1,302,436.64 × 291,766.86
  4. Step 4: Simplify right side
    868,164.23x = 380,007,849,531.17
  5. Step 5: Solve for x
    x = 380,007,849,531.17/868,164.23
  6. Step 6: Final answer
    x = 437,714.24

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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.