Home / 788,153.10-1,182,395.82-255,632.70

Finding the Fourth Proportional to 788,153.10, 1,182,395.82 and 255,632.70

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Solution

The fourth proportional to 788,153.10, 1,182,395.82 and 255,632.70 is: 383,502.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,153.10 : 1,182,395.82 = 255,632.70 : x
  2. Step 2: Convert to fraction form
    788,153.10/1,182,395.82 = 255,632.70/x
  3. Step 3: Cross multiply
    788,153.10x = 1,182,395.82 × 255,632.70
  4. Step 4: Simplify right side
    788,153.10x = 302,259,035,935.31
  5. Step 5: Solve for x
    x = 302,259,035,935.31/788,153.10
  6. Step 6: Final answer
    x = 383,502.95

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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.