Home / 912,454.80-1,368,693-552,704.10

Finding the Fourth Proportional to 912,454.80, 1,368,693 and 552,704.10

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Solution

The fourth proportional to 912,454.80, 1,368,693 and 552,704.10 is: 829,062.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,454.80 : 1,368,693 = 552,704.10 : x
  2. Step 2: Convert to fraction form
    912,454.80/1,368,693 = 552,704.10/x
  3. Step 3: Cross multiply
    912,454.80x = 1,368,693 × 552,704.10
  4. Step 4: Simplify right side
    912,454.80x = 756,482,232,741.30
  5. Step 5: Solve for x
    x = 756,482,232,741.30/912,454.80
  6. Step 6: Final answer
    x = 829,062.69

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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.