Home / 337,030.20-464,888.10-256,280.70

Finding the Fourth Proportional to 337,030.20, 464,888.10 and 256,280.70

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Solution

The fourth proportional to 337,030.20, 464,888.10 and 256,280.70 is: 353,504.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,030.20 : 464,888.10 = 256,280.70 : x
  2. Step 2: Convert to fraction form
    337,030.20/464,888.10 = 256,280.70/x
  3. Step 3: Cross multiply
    337,030.20x = 464,888.10 × 256,280.70
  4. Step 4: Simplify right side
    337,030.20x = 119,141,847,689.67
  5. Step 5: Solve for x
    x = 119,141,847,689.67/337,030.20
  6. Step 6: Final answer
    x = 353,504.96

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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.