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Finding the Fourth Proportional to 522,340.59, 783,488.98 and 167,346.75

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Solution

The fourth proportional to 522,340.59, 783,488.98 and 167,346.75 is: 251,013.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,340.59 : 783,488.98 = 167,346.75 : x
  2. Step 2: Convert to fraction form
    522,340.59/783,488.98 = 167,346.75/x
  3. Step 3: Cross multiply
    522,340.59x = 783,488.98 × 167,346.75
  4. Step 4: Simplify right side
    522,340.59x = 131,114,334,463.82
  5. Step 5: Solve for x
    x = 131,114,334,463.82/522,340.59
  6. Step 6: Final answer
    x = 251,013.11

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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.