Home / 862,650.08-1,293,098.50-357,485.90

Finding the Fourth Proportional to 862,650.08, 1,293,098.50 and 357,485.90

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Solution

The fourth proportional to 862,650.08, 1,293,098.50 and 357,485.90 is: 535,865.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,650.08 : 1,293,098.50 = 357,485.90 : x
  2. Step 2: Convert to fraction form
    862,650.08/1,293,098.50 = 357,485.90/x
  3. Step 3: Cross multiply
    862,650.08x = 1,293,098.50 × 357,485.90
  4. Step 4: Simplify right side
    862,650.08x = 462,264,481,061.15
  5. Step 5: Solve for x
    x = 462,264,481,061.15/862,650.08
  6. Step 6: Final answer
    x = 535,865.57

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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.