Home / 950,502.84-1,311,693.66-520,799.28

Finding the Fourth Proportional to 950,502.84, 1,311,693.66 and 520,799.28

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Solution

The fourth proportional to 950,502.84, 1,311,693.66 and 520,799.28 is: 718,702.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,502.84 : 1,311,693.66 = 520,799.28 : x
  2. Step 2: Convert to fraction form
    950,502.84/1,311,693.66 = 520,799.28/x
  3. Step 3: Cross multiply
    950,502.84x = 1,311,693.66 × 520,799.28
  4. Step 4: Simplify right side
    950,502.84x = 683,129,113,708.57
  5. Step 5: Solve for x
    x = 683,129,113,708.57/950,502.84
  6. Step 6: Final answer
    x = 718,702.86

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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.