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Finding the Fourth Proportional to 575,758.33, 862,480.88 and 286,699.13

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Solution

The fourth proportional to 575,758.33, 862,480.88 and 286,699.13 is: 429,472.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,758.33 : 862,480.88 = 286,699.13 : x
  2. Step 2: Convert to fraction form
    575,758.33/862,480.88 = 286,699.13/x
  3. Step 3: Cross multiply
    575,758.33x = 862,480.88 × 286,699.13
  4. Step 4: Simplify right side
    575,758.33x = 247,272,517,937.63
  5. Step 5: Solve for x
    x = 247,272,517,937.63/575,758.33
  6. Step 6: Final answer
    x = 429,472.76

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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.