Home / 988,406.86-1,482,077.51-533,242.14

Finding the Fourth Proportional to 988,406.86, 1,482,077.51 and 533,242.14

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Solution

The fourth proportional to 988,406.86, 1,482,077.51 and 533,242.14 is: 799,575.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,406.86 : 1,482,077.51 = 533,242.14 : x
  2. Step 2: Convert to fraction form
    988,406.86/1,482,077.51 = 533,242.14/x
  3. Step 3: Cross multiply
    988,406.86x = 1,482,077.51 × 533,242.14
  4. Step 4: Simplify right side
    988,406.86x = 790,306,180,412.06
  5. Step 5: Solve for x
    x = 790,306,180,412.06/988,406.86
  6. Step 6: Final answer
    x = 799,575.78

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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.