Home / 880,055.84-1,214,268.91-498,082.62

Finding the Fourth Proportional to 880,055.84, 1,214,268.91 and 498,082.62

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Solution

The fourth proportional to 880,055.84, 1,214,268.91 and 498,082.62 is: 687,236.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,055.84 : 1,214,268.91 = 498,082.62 : x
  2. Step 2: Convert to fraction form
    880,055.84/1,214,268.91 = 498,082.62/x
  3. Step 3: Cross multiply
    880,055.84x = 1,214,268.91 × 498,082.62
  4. Step 4: Simplify right side
    880,055.84x = 604,806,243,385.65
  5. Step 5: Solve for x
    x = 604,806,243,385.65/880,055.84
  6. Step 6: Final answer
    x = 687,236.21

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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.