Home / 542,973.22-749,344.16-301,301.52

Finding the Fourth Proportional to 542,973.22, 749,344.16 and 301,301.52

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Solution

The fourth proportional to 542,973.22, 749,344.16 and 301,301.52 is: 415,818.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,973.22 : 749,344.16 = 301,301.52 : x
  2. Step 2: Convert to fraction form
    542,973.22/749,344.16 = 301,301.52/x
  3. Step 3: Cross multiply
    542,973.22x = 749,344.16 × 301,301.52
  4. Step 4: Simplify right side
    542,973.22x = 225,778,534,411.12
  5. Step 5: Solve for x
    x = 225,778,534,411.12/542,973.22
  6. Step 6: Final answer
    x = 415,818.91

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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.