Home / 703,283.64-1,053,175.85-491,931.96

Finding the Fourth Proportional to 703,283.64, 1,053,175.85 and 491,931.96

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Solution

The fourth proportional to 703,283.64, 1,053,175.85 and 491,931.96 is: 736,674.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,283.64 : 1,053,175.85 = 491,931.96 : x
  2. Step 2: Convert to fraction form
    703,283.64/1,053,175.85 = 491,931.96/x
  3. Step 3: Cross multiply
    703,283.64x = 1,053,175.85 × 491,931.96
  4. Step 4: Simplify right side
    703,283.64x = 518,090,854,849.29
  5. Step 5: Solve for x
    x = 518,090,854,849.29/703,283.64
  6. Step 6: Final answer
    x = 736,674.12

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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.