Home / 880,501.70-1,320,752.55-875,252.90

Finding the Fourth Proportional to 880,501.70, 1,320,752.55 and 875,252.90

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Solution

The fourth proportional to 880,501.70, 1,320,752.55 and 875,252.90 is: 1,312,879.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,501.70 : 1,320,752.55 = 875,252.90 : x
  2. Step 2: Convert to fraction form
    880,501.70/1,320,752.55 = 875,252.90/x
  3. Step 3: Cross multiply
    880,501.70x = 1,320,752.55 × 875,252.90
  4. Step 4: Simplify right side
    880,501.70x = 1,155,992,499,569.90
  5. Step 5: Solve for x
    x = 1,155,992,499,569.90/880,501.70
  6. Step 6: Final answer
    x = 1,312,879.35

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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.