Home / 875,828.03-1,208,642.84-493,854.81

Finding the Fourth Proportional to 875,828.03, 1,208,642.84 and 493,854.81

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Solution

The fourth proportional to 875,828.03, 1,208,642.84 and 493,854.81 is: 681,519.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,828.03 : 1,208,642.84 = 493,854.81 : x
  2. Step 2: Convert to fraction form
    875,828.03/1,208,642.84 = 493,854.81/x
  3. Step 3: Cross multiply
    875,828.03x = 1,208,642.84 × 493,854.81
  4. Step 4: Simplify right side
    875,828.03x = 596,894,071,593.57
  5. Step 5: Solve for x
    x = 596,894,071,593.57/875,828.03
  6. Step 6: Final answer
    x = 681,519.72

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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.