Home / 713,916.18-1,070,877.96-240,605.64

Finding the Fourth Proportional to 713,916.18, 1,070,877.96 and 240,605.64

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Solution

The fourth proportional to 713,916.18, 1,070,877.96 and 240,605.64 is: 360,909.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,916.18 : 1,070,877.96 = 240,605.64 : x
  2. Step 2: Convert to fraction form
    713,916.18/1,070,877.96 = 240,605.64/x
  3. Step 3: Cross multiply
    713,916.18x = 1,070,877.96 × 240,605.64
  4. Step 4: Simplify right side
    713,916.18x = 257,659,270,370.28
  5. Step 5: Solve for x
    x = 257,659,270,370.28/713,916.18
  6. Step 6: Final answer
    x = 360,909.70

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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.