Home / 788,158.14-1,182,403.44-255,637.82

Finding the Fourth Proportional to 788,158.14, 1,182,403.44 and 255,637.82

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Solution

The fourth proportional to 788,158.14, 1,182,403.44 and 255,637.82 is: 383,510.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,158.14 : 1,182,403.44 = 255,637.82 : x
  2. Step 2: Convert to fraction form
    788,158.14/1,182,403.44 = 255,637.82/x
  3. Step 3: Cross multiply
    788,158.14x = 1,182,403.44 × 255,637.82
  4. Step 4: Simplify right side
    788,158.14x = 302,267,031,850.08
  5. Step 5: Solve for x
    x = 302,267,031,850.08/788,158.14
  6. Step 6: Final answer
    x = 383,510.64

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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.