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Finding the Fourth Proportional to 575,580.53, 862,878.42 and 220,849.13

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Solution

The fourth proportional to 575,580.53, 862,878.42 and 220,849.13 is: 331,084.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,580.53 : 862,878.42 = 220,849.13 : x
  2. Step 2: Convert to fraction form
    575,580.53/862,878.42 = 220,849.13/x
  3. Step 3: Cross multiply
    575,580.53x = 862,878.42 × 220,849.13
  4. Step 4: Simplify right side
    575,580.53x = 190,565,944,038.38
  5. Step 5: Solve for x
    x = 190,565,944,038.38/575,580.53
  6. Step 6: Final answer
    x = 331,084.77

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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.