Home / 988,925.10-1,364,743.50-559,269.50

Finding the Fourth Proportional to 988,925.10, 1,364,743.50 and 559,269.50

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Solution

The fourth proportional to 988,925.10, 1,364,743.50 and 559,269.50 is: 771,807.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,925.10 : 1,364,743.50 = 559,269.50 : x
  2. Step 2: Convert to fraction form
    988,925.10/1,364,743.50 = 559,269.50/x
  3. Step 3: Cross multiply
    988,925.10x = 1,364,743.50 × 559,269.50
  4. Step 4: Simplify right side
    988,925.10x = 763,259,414,873.25
  5. Step 5: Solve for x
    x = 763,259,414,873.25/988,925.10
  6. Step 6: Final answer
    x = 771,807.10

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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.