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Finding the Fourth Proportional to 519,673.80, 779,510.70 and 466,529.70

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Solution

The fourth proportional to 519,673.80, 779,510.70 and 466,529.70 is: 699,794.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,673.80 : 779,510.70 = 466,529.70 : x
  2. Step 2: Convert to fraction form
    519,673.80/779,510.70 = 466,529.70/x
  3. Step 3: Cross multiply
    519,673.80x = 779,510.70 × 466,529.70
  4. Step 4: Simplify right side
    519,673.80x = 363,664,893,017.79
  5. Step 5: Solve for x
    x = 363,664,893,017.79/519,673.80
  6. Step 6: Final answer
    x = 699,794.55

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Similar ratio
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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.