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Finding the Fourth Proportional to 573,325.20, 859,987.80 and 537,895.80

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Solution

The fourth proportional to 573,325.20, 859,987.80 and 537,895.80 is: 806,843.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,325.20 : 859,987.80 = 537,895.80 : x
  2. Step 2: Convert to fraction form
    573,325.20/859,987.80 = 537,895.80/x
  3. Step 3: Cross multiply
    573,325.20x = 859,987.80 × 537,895.80
  4. Step 4: Simplify right side
    573,325.20x = 462,583,825,671.24
  5. Step 5: Solve for x
    x = 462,583,825,671.24/573,325.20
  6. Step 6: Final answer
    x = 806,843.70

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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.