Home / 315,731.27-473,590.19-102,498.84

Finding the Fourth Proportional to 315,731.27, 473,590.19 and 102,498.84

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Solution

The fourth proportional to 315,731.27, 473,590.19 and 102,498.84 is: 153,746.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,731.27 : 473,590.19 = 102,498.84 : x
  2. Step 2: Convert to fraction form
    315,731.27/473,590.19 = 102,498.84/x
  3. Step 3: Cross multiply
    315,731.27x = 473,590.19 × 102,498.84
  4. Step 4: Simplify right side
    315,731.27x = 48,542,444,597.89
  5. Step 5: Solve for x
    x = 48,542,444,597.89/315,731.27
  6. Step 6: Final answer
    x = 153,746.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.