Home / 788,015.80-1,182,023.70-469,151.20

Finding the Fourth Proportional to 788,015.80, 1,182,023.70 and 469,151.20

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Solution

The fourth proportional to 788,015.80, 1,182,023.70 and 469,151.20 is: 703,726.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,015.80 : 1,182,023.70 = 469,151.20 : x
  2. Step 2: Convert to fraction form
    788,015.80/1,182,023.70 = 469,151.20/x
  3. Step 3: Cross multiply
    788,015.80x = 1,182,023.70 × 469,151.20
  4. Step 4: Simplify right side
    788,015.80x = 554,547,837,283.44
  5. Step 5: Solve for x
    x = 554,547,837,283.44/788,015.80
  6. Step 6: Final answer
    x = 703,726.80

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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.