Home / 415,024.08-572,776.29-253,986.36

Finding the Fourth Proportional to 415,024.08, 572,776.29 and 253,986.36

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Solution

The fourth proportional to 415,024.08, 572,776.29 and 253,986.36 is: 350,527.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,024.08 : 572,776.29 = 253,986.36 : x
  2. Step 2: Convert to fraction form
    415,024.08/572,776.29 = 253,986.36/x
  3. Step 3: Cross multiply
    415,024.08x = 572,776.29 × 253,986.36
  4. Step 4: Simplify right side
    415,024.08x = 145,477,364,991.40
  5. Step 5: Solve for x
    x = 145,477,364,991.40/415,024.08
  6. Step 6: Final answer
    x = 350,527.53

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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.