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Finding the Fourth Proportional to 520,250.72, 780,535.44 and 466,603.61

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Solution

The fourth proportional to 520,250.72, 780,535.44 and 466,603.61 is: 700,048.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    520,250.72 : 780,535.44 = 466,603.61 : x
  2. Step 2: Convert to fraction form
    520,250.72/780,535.44 = 466,603.61/x
  3. Step 3: Cross multiply
    520,250.72x = 780,535.44 × 466,603.61
  4. Step 4: Simplify right side
    520,250.72x = 364,200,650,134.26
  5. Step 5: Solve for x
    x = 364,200,650,134.26/520,250.72
  6. Step 6: Final answer
    x = 700,048.34

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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.