Home / 788,091.52-1,182,310.16-255,666.40

Finding the Fourth Proportional to 788,091.52, 1,182,310.16 and 255,666.40

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Solution

The fourth proportional to 788,091.52, 1,182,310.16 and 255,666.40 is: 383,555.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,091.52 : 1,182,310.16 = 255,666.40 : x
  2. Step 2: Convert to fraction form
    788,091.52/1,182,310.16 = 255,666.40/x
  3. Step 3: Cross multiply
    788,091.52x = 1,182,310.16 × 255,666.40
  4. Step 4: Simplify right side
    788,091.52x = 302,276,982,290.62
  5. Step 5: Solve for x
    x = 302,276,982,290.62/788,091.52
  6. Step 6: Final answer
    x = 383,555.68

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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.