Home / 729,793.20-1,094,689.80-529,172.40

Finding the Fourth Proportional to 729,793.20, 1,094,689.80 and 529,172.40

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Solution

The fourth proportional to 729,793.20, 1,094,689.80 and 529,172.40 is: 793,758.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,793.20 : 1,094,689.80 = 529,172.40 : x
  2. Step 2: Convert to fraction form
    729,793.20/1,094,689.80 = 529,172.40/x
  3. Step 3: Cross multiply
    729,793.20x = 1,094,689.80 × 529,172.40
  4. Step 4: Simplify right side
    729,793.20x = 579,279,628,721.52
  5. Step 5: Solve for x
    x = 579,279,628,721.52/729,793.20
  6. Step 6: Final answer
    x = 793,758.60

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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.