Home / 729,833.40-1,094,750.10-688,499.10

Finding the Fourth Proportional to 729,833.40, 1,094,750.10 and 688,499.10

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Solution

The fourth proportional to 729,833.40, 1,094,750.10 and 688,499.10 is: 1,032,748.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,833.40 : 1,094,750.10 = 688,499.10 : x
  2. Step 2: Convert to fraction form
    729,833.40/1,094,750.10 = 688,499.10/x
  3. Step 3: Cross multiply
    729,833.40x = 1,094,750.10 × 688,499.10
  4. Step 4: Simplify right side
    729,833.40x = 753,734,458,574.91
  5. Step 5: Solve for x
    x = 753,734,458,574.91/729,833.40
  6. Step 6: Final answer
    x = 1,032,748.65

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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.