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Finding the Fourth Proportional to 592,012.80, 887,500.80 and 355,449.60

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Solution

The fourth proportional to 592,012.80, 887,500.80 and 355,449.60 is: 532,863.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,012.80 : 887,500.80 = 355,449.60 : x
  2. Step 2: Convert to fraction form
    592,012.80/887,500.80 = 355,449.60/x
  3. Step 3: Cross multiply
    592,012.80x = 887,500.80 × 355,449.60
  4. Step 4: Simplify right side
    592,012.80x = 315,461,804,359.68
  5. Step 5: Solve for x
    x = 315,461,804,359.68/592,012.80
  6. Step 6: Final answer
    x = 532,863.15

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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.