Home / 773,724.12-1,151,225.28-754,439.64

Finding the Fourth Proportional to 773,724.12, 1,151,225.28 and 754,439.64

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Solution

The fourth proportional to 773,724.12, 1,151,225.28 and 754,439.64 is: 1,122,531.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,724.12 : 1,151,225.28 = 754,439.64 : x
  2. Step 2: Convert to fraction form
    773,724.12/1,151,225.28 = 754,439.64/x
  3. Step 3: Cross multiply
    773,724.12x = 1,151,225.28 × 754,439.64
  4. Step 4: Simplify right side
    773,724.12x = 868,529,985,802.10
  5. Step 5: Solve for x
    x = 868,529,985,802.10/773,724.12
  6. Step 6: Final answer
    x = 1,122,531.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.