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Finding the Fourth Proportional to 579,546.90, 867,937.95 and 579,546.90

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Solution

The fourth proportional to 579,546.90, 867,937.95 and 579,546.90 is: 867,937.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,546.90 : 867,937.95 = 579,546.90 : x
  2. Step 2: Convert to fraction form
    579,546.90/867,937.95 = 579,546.90/x
  3. Step 3: Cross multiply
    579,546.90x = 867,937.95 × 579,546.90
  4. Step 4: Simplify right side
    579,546.90x = 503,010,748,314.86
  5. Step 5: Solve for x
    x = 503,010,748,314.86/579,546.90
  6. Step 6: Final answer
    x = 867,937.95

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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.