Home / 976,897.32-1,463,574.48-955,639.68

Finding the Fourth Proportional to 976,897.32, 1,463,574.48 and 955,639.68

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Solution

The fourth proportional to 976,897.32, 1,463,574.48 and 955,639.68 is: 1,431,726.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,897.32 : 1,463,574.48 = 955,639.68 : x
  2. Step 2: Convert to fraction form
    976,897.32/1,463,574.48 = 955,639.68/x
  3. Step 3: Cross multiply
    976,897.32x = 1,463,574.48 × 955,639.68
  4. Step 4: Simplify right side
    976,897.32x = 1,398,649,847,723.37
  5. Step 5: Solve for x
    x = 1,398,649,847,723.37/976,897.32
  6. Step 6: Final answer
    x = 1,431,726.57

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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.