Home / 788,030.64-1,182,212.04-255,510.16

Finding the Fourth Proportional to 788,030.64, 1,182,212.04 and 255,510.16

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Solution

The fourth proportional to 788,030.64, 1,182,212.04 and 255,510.16 is: 383,319.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,030.64 : 1,182,212.04 = 255,510.16 : x
  2. Step 2: Convert to fraction form
    788,030.64/1,182,212.04 = 255,510.16/x
  3. Step 3: Cross multiply
    788,030.64x = 1,182,212.04 × 255,510.16
  4. Step 4: Simplify right side
    788,030.64x = 302,067,187,494.33
  5. Step 5: Solve for x
    x = 302,067,187,494.33/788,030.64
  6. Step 6: Final answer
    x = 383,319.09

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Double scale
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Similar ratio
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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.