Home / 373,330.20-559,995.30-315,010.20

Finding the Fourth Proportional to 373,330.20, 559,995.30 and 315,010.20

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Solution

The fourth proportional to 373,330.20, 559,995.30 and 315,010.20 is: 472,515.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,330.20 : 559,995.30 = 315,010.20 : x
  2. Step 2: Convert to fraction form
    373,330.20/559,995.30 = 315,010.20/x
  3. Step 3: Cross multiply
    373,330.20x = 559,995.30 × 315,010.20
  4. Step 4: Simplify right side
    373,330.20x = 176,404,231,452.06
  5. Step 5: Solve for x
    x = 176,404,231,452.06/373,330.20
  6. Step 6: Final answer
    x = 472,515.30

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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.