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Finding the Fourth Proportional to 650,583.90, 974,891.70 and 550,200.60

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Solution

The fourth proportional to 650,583.90, 974,891.70 and 550,200.60 is: 824,468.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,583.90 : 974,891.70 = 550,200.60 : x
  2. Step 2: Convert to fraction form
    650,583.90/974,891.70 = 550,200.60/x
  3. Step 3: Cross multiply
    650,583.90x = 974,891.70 × 550,200.60
  4. Step 4: Simplify right side
    650,583.90x = 536,385,998,275.02
  5. Step 5: Solve for x
    x = 536,385,998,275.02/650,583.90
  6. Step 6: Final answer
    x = 824,468.60

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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.