Home / 993,653.95-1,371,247.65-540,948.19

Finding the Fourth Proportional to 993,653.95, 1,371,247.65 and 540,948.19

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Solution

The fourth proportional to 993,653.95, 1,371,247.65 and 540,948.19 is: 746,511.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,653.95 : 1,371,247.65 = 540,948.19 : x
  2. Step 2: Convert to fraction form
    993,653.95/1,371,247.65 = 540,948.19/x
  3. Step 3: Cross multiply
    993,653.95x = 1,371,247.65 × 540,948.19
  4. Step 4: Simplify right side
    993,653.95x = 741,773,934,309.25
  5. Step 5: Solve for x
    x = 741,773,934,309.25/993,653.95
  6. Step 6: Final answer
    x = 746,511.33

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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.