Home / 788,029.14-1,182,209.78-255,508.65

Finding the Fourth Proportional to 788,029.14, 1,182,209.78 and 255,508.65

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Solution

The fourth proportional to 788,029.14, 1,182,209.78 and 255,508.65 is: 383,316.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,029.14 : 1,182,209.78 = 255,508.65 : x
  2. Step 2: Convert to fraction form
    788,029.14/1,182,209.78 = 255,508.65/x
  3. Step 3: Cross multiply
    788,029.14x = 1,182,209.78 × 255,508.65
  4. Step 4: Simplify right side
    788,029.14x = 302,064,824,904.60
  5. Step 5: Solve for x
    x = 302,064,824,904.60/788,029.14
  6. Step 6: Final answer
    x = 383,316.82

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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.