Home / 982,331.10-1,355,695.65-552,585.60

Finding the Fourth Proportional to 982,331.10, 1,355,695.65 and 552,585.60

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Solution

The fourth proportional to 982,331.10, 1,355,695.65 and 552,585.60 is: 762,612.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,331.10 : 1,355,695.65 = 552,585.60 : x
  2. Step 2: Convert to fraction form
    982,331.10/1,355,695.65 = 552,585.60/x
  3. Step 3: Cross multiply
    982,331.10x = 1,355,695.65 × 552,585.60
  4. Step 4: Simplify right side
    982,331.10x = 749,137,894,172.64
  5. Step 5: Solve for x
    x = 749,137,894,172.64/982,331.10
  6. Step 6: Final answer
    x = 762,612.42

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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.