Home / 887,447.52-1,224,677.16-485,039.52

Finding the Fourth Proportional to 887,447.52, 1,224,677.16 and 485,039.52

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Solution

The fourth proportional to 887,447.52, 1,224,677.16 and 485,039.52 is: 669,354.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,447.52 : 1,224,677.16 = 485,039.52 : x
  2. Step 2: Convert to fraction form
    887,447.52/1,224,677.16 = 485,039.52/x
  3. Step 3: Cross multiply
    887,447.52x = 1,224,677.16 × 485,039.52
  4. Step 4: Simplify right side
    887,447.52x = 594,016,821,841.36
  5. Step 5: Solve for x
    x = 594,016,821,841.36/887,447.52
  6. Step 6: Final answer
    x = 669,354.31

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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.