Home / 788,159.16-1,182,404.88-255,638.76

Finding the Fourth Proportional to 788,159.16, 1,182,404.88 and 255,638.76

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Solution

The fourth proportional to 788,159.16, 1,182,404.88 and 255,638.76 is: 383,512.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,159.16 : 1,182,404.88 = 255,638.76 : x
  2. Step 2: Convert to fraction form
    788,159.16/1,182,404.88 = 255,638.76/x
  3. Step 3: Cross multiply
    788,159.16x = 1,182,404.88 × 255,638.76
  4. Step 4: Simplify right side
    788,159.16x = 302,268,517,341.15
  5. Step 5: Solve for x
    x = 302,268,517,341.15/788,159.16
  6. Step 6: Final answer
    x = 383,512.03

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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.