Home / 417,142.24-575,613.21-256,004.08

Finding the Fourth Proportional to 417,142.24, 575,613.21 and 256,004.08

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Solution

The fourth proportional to 417,142.24, 575,613.21 and 256,004.08 is: 353,259.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,142.24 : 575,613.21 = 256,004.08 : x
  2. Step 2: Convert to fraction form
    417,142.24/575,613.21 = 256,004.08/x
  3. Step 3: Cross multiply
    417,142.24x = 575,613.21 × 256,004.08
  4. Step 4: Simplify right side
    417,142.24x = 147,359,330,261.90
  5. Step 5: Solve for x
    x = 147,359,330,261.90/417,142.24
  6. Step 6: Final answer
    x = 353,259.19

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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.