Home / 988,062.40-1,363,000.14-600,996.21

Finding the Fourth Proportional to 988,062.40, 1,363,000.14 and 600,996.21

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Solution

The fourth proportional to 988,062.40, 1,363,000.14 and 600,996.21 is: 829,054.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,062.40 : 1,363,000.14 = 600,996.21 : x
  2. Step 2: Convert to fraction form
    988,062.40/1,363,000.14 = 600,996.21/x
  3. Step 3: Cross multiply
    988,062.40x = 1,363,000.14 × 600,996.21
  4. Step 4: Simplify right side
    988,062.40x = 819,157,918,369.47
  5. Step 5: Solve for x
    x = 819,157,918,369.47/988,062.40
  6. Step 6: Final answer
    x = 829,054.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.