Home / 710,841.96-1,066,449.60-255,479.16

Finding the Fourth Proportional to 710,841.96, 1,066,449.60 and 255,479.16

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Solution

The fourth proportional to 710,841.96, 1,066,449.60 and 255,479.16 is: 383,285.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,841.96 : 1,066,449.60 = 255,479.16 : x
  2. Step 2: Convert to fraction form
    710,841.96/1,066,449.60 = 255,479.16/x
  3. Step 3: Cross multiply
    710,841.96x = 1,066,449.60 × 255,479.16
  4. Step 4: Simplify right side
    710,841.96x = 272,455,647,990.34
  5. Step 5: Solve for x
    x = 272,455,647,990.34/710,841.96
  6. Step 6: Final answer
    x = 383,285.83

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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.