Home / 832,292.07-1,148,566.98-469,731.21

Finding the Fourth Proportional to 832,292.07, 1,148,566.98 and 469,731.21

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Solution

The fourth proportional to 832,292.07, 1,148,566.98 and 469,731.21 is: 648,231.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,292.07 : 1,148,566.98 = 469,731.21 : x
  2. Step 2: Convert to fraction form
    832,292.07/1,148,566.98 = 469,731.21/x
  3. Step 3: Cross multiply
    832,292.07x = 1,148,566.98 × 469,731.21
  4. Step 4: Simplify right side
    832,292.07x = 539,517,757,281.45
  5. Step 5: Solve for x
    x = 539,517,757,281.45/832,292.07
  6. Step 6: Final answer
    x = 648,231.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.