Home / 788,098.52-1,182,320.64-255,673.40

Finding the Fourth Proportional to 788,098.52, 1,182,320.64 and 255,673.40

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Solution

The fourth proportional to 788,098.52, 1,182,320.64 and 255,673.40 is: 383,566.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,098.52 : 1,182,320.64 = 255,673.40 : x
  2. Step 2: Convert to fraction form
    788,098.52/1,182,320.64 = 255,673.40/x
  3. Step 3: Cross multiply
    788,098.52x = 1,182,320.64 × 255,673.40
  4. Step 4: Simplify right side
    788,098.52x = 302,287,937,918.98
  5. Step 5: Solve for x
    x = 302,287,937,918.98/788,098.52
  6. Step 6: Final answer
    x = 383,566.18

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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.