Home / 997,772.10-1,495,016.55-576,312.90

Finding the Fourth Proportional to 997,772.10, 1,495,016.55 and 576,312.90

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Solution

The fourth proportional to 997,772.10, 1,495,016.55 and 576,312.90 is: 863,521.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,772.10 : 1,495,016.55 = 576,312.90 : x
  2. Step 2: Convert to fraction form
    997,772.10/1,495,016.55 = 576,312.90/x
  3. Step 3: Cross multiply
    997,772.10x = 1,495,016.55 × 576,312.90
  4. Step 4: Simplify right side
    997,772.10x = 861,597,323,478.50
  5. Step 5: Solve for x
    x = 861,597,323,478.50/997,772.10
  6. Step 6: Final answer
    x = 863,521.16

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1.5x scale

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.