Home / 970,465.32-1,456,733.16-858,855.42

Finding the Fourth Proportional to 970,465.32, 1,456,733.16 and 858,855.42

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Solution

The fourth proportional to 970,465.32, 1,456,733.16 and 858,855.42 is: 1,289,199.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,465.32 : 1,456,733.16 = 858,855.42 : x
  2. Step 2: Convert to fraction form
    970,465.32/1,456,733.16 = 858,855.42/x
  3. Step 3: Cross multiply
    970,465.32x = 1,456,733.16 × 858,855.42
  4. Step 4: Simplify right side
    970,465.32x = 1,251,123,169,959.73
  5. Step 5: Solve for x
    x = 1,251,123,169,959.73/970,465.32
  6. Step 6: Final answer
    x = 1,289,199.26

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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.