Home / 788,207.38-1,182,477.12-255,686.83

Finding the Fourth Proportional to 788,207.38, 1,182,477.12 and 255,686.83

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Solution

The fourth proportional to 788,207.38, 1,182,477.12 and 255,686.83 is: 383,584.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,207.38 : 1,182,477.12 = 255,686.83 : x
  2. Step 2: Convert to fraction form
    788,207.38/1,182,477.12 = 255,686.83/x
  3. Step 3: Cross multiply
    788,207.38x = 1,182,477.12 × 255,686.83
  4. Step 4: Simplify right side
    788,207.38x = 302,343,822,445.31
  5. Step 5: Solve for x
    x = 302,343,822,445.31/788,207.38
  6. Step 6: Final answer
    x = 383,584.11

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1.5x scale

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.