Home / 880,299.33-1,214,841.96-498,317.91

Finding the Fourth Proportional to 880,299.33, 1,214,841.96 and 498,317.91

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Solution

The fourth proportional to 880,299.33, 1,214,841.96 and 498,317.91 is: 687,695.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,299.33 : 1,214,841.96 = 498,317.91 : x
  2. Step 2: Convert to fraction form
    880,299.33/1,214,841.96 = 498,317.91/x
  3. Step 3: Cross multiply
    880,299.33x = 1,214,841.96 × 498,317.91
  4. Step 4: Simplify right side
    880,299.33x = 605,377,506,487.50
  5. Step 5: Solve for x
    x = 605,377,506,487.50/880,299.33
  6. Step 6: Final answer
    x = 687,695.07

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1.5x scale

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.