Home / 526,849.22-727,052.80-285,132.04

Finding the Fourth Proportional to 526,849.22, 727,052.80 and 285,132.04

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Solution

The fourth proportional to 526,849.22, 727,052.80 and 285,132.04 is: 393,482.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,849.22 : 727,052.80 = 285,132.04 : x
  2. Step 2: Convert to fraction form
    526,849.22/727,052.80 = 285,132.04/x
  3. Step 3: Cross multiply
    526,849.22x = 727,052.80 × 285,132.04
  4. Step 4: Simplify right side
    526,849.22x = 207,306,048,051.71
  5. Step 5: Solve for x
    x = 207,306,048,051.71/526,849.22
  6. Step 6: Final answer
    x = 393,482.69

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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.