Home / 676,488.12-933,513.73-370,503.56

Finding the Fourth Proportional to 676,488.12, 933,513.73 and 370,503.56

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Solution

The fourth proportional to 676,488.12, 933,513.73 and 370,503.56 is: 511,273.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,488.12 : 933,513.73 = 370,503.56 : x
  2. Step 2: Convert to fraction form
    676,488.12/933,513.73 = 370,503.56/x
  3. Step 3: Cross multiply
    676,488.12x = 933,513.73 × 370,503.56
  4. Step 4: Simplify right side
    676,488.12x = 345,870,161,681.40
  5. Step 5: Solve for x
    x = 345,870,161,681.40/676,488.12
  6. Step 6: Final answer
    x = 511,273.08

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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.