Home / 1,155,038.38-1,732,720.37-356,384.86

Finding the Fourth Proportional to 1,155,038.38, 1,732,720.37 and 356,384.86

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Solution

The fourth proportional to 1,155,038.38, 1,732,720.37 and 356,384.86 is: 534,627.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,038.38 : 1,732,720.37 = 356,384.86 : x
  2. Step 2: Convert to fraction form
    1,155,038.38/1,732,720.37 = 356,384.86/x
  3. Step 3: Cross multiply
    1,155,038.38x = 1,732,720.37 × 356,384.86
  4. Step 4: Simplify right side
    1,155,038.38x = 617,515,306,481.60
  5. Step 5: Solve for x
    x = 617,515,306,481.60/1,155,038.38
  6. Step 6: Final answer
    x = 534,627.52

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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.