Home / 993,634-1,371,218.16-540,928.24

Finding the Fourth Proportional to 993,634, 1,371,218.16 and 540,928.24

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Solution

The fourth proportional to 993,634, 1,371,218.16 and 540,928.24 is: 746,482.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,634 : 1,371,218.16 = 540,928.24 : x
  2. Step 2: Convert to fraction form
    993,634/1,371,218.16 = 540,928.24/x
  3. Step 3: Cross multiply
    993,634x = 1,371,218.16 × 540,928.24
  4. Step 4: Simplify right side
    993,634x = 741,730,625,944.84
  5. Step 5: Solve for x
    x = 741,730,625,944.84/993,634
  6. Step 6: Final answer
    x = 746,482.74

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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.