Home / 540,024.15-745,218.89-298,301.52

Finding the Fourth Proportional to 540,024.15, 745,218.89 and 298,301.52

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Solution

The fourth proportional to 540,024.15, 745,218.89 and 298,301.52 is: 411,648.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,024.15 : 745,218.89 = 298,301.52 : x
  2. Step 2: Convert to fraction form
    540,024.15/745,218.89 = 298,301.52/x
  3. Step 3: Cross multiply
    540,024.15x = 745,218.89 × 298,301.52
  4. Step 4: Simplify right side
    540,024.15x = 222,299,927,246.84
  5. Step 5: Solve for x
    x = 222,299,927,246.84/540,024.15
  6. Step 6: Final answer
    x = 411,648.12

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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.