Home / 713,931.30-1,070,945.55-227,574.90

Finding the Fourth Proportional to 713,931.30, 1,070,945.55 and 227,574.90

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Solution

The fourth proportional to 713,931.30, 1,070,945.55 and 227,574.90 is: 341,377.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,931.30 : 1,070,945.55 = 227,574.90 : x
  2. Step 2: Convert to fraction form
    713,931.30/1,070,945.55 = 227,574.90/x
  3. Step 3: Cross multiply
    713,931.30x = 1,070,945.55 × 227,574.90
  4. Step 4: Simplify right side
    713,931.30x = 243,720,326,446.70
  5. Step 5: Solve for x
    x = 243,720,326,446.70/713,931.30
  6. Step 6: Final answer
    x = 341,377.84

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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.