Home / 423,021.24-583,759.02-272,117.88

Finding the Fourth Proportional to 423,021.24, 583,759.02 and 272,117.88

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Solution

The fourth proportional to 423,021.24, 583,759.02 and 272,117.88 is: 375,516.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,021.24 : 583,759.02 = 272,117.88 : x
  2. Step 2: Convert to fraction form
    423,021.24/583,759.02 = 272,117.88/x
  3. Step 3: Cross multiply
    423,021.24x = 583,759.02 × 272,117.88
  4. Step 4: Simplify right side
    423,021.24x = 158,851,266,953.28
  5. Step 5: Solve for x
    x = 158,851,266,953.28/423,021.24
  6. Step 6: Final answer
    x = 375,516.05

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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.