Home / 880,773.14-1,215,426.26-498,802.67

Finding the Fourth Proportional to 880,773.14, 1,215,426.26 and 498,802.67

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Solution

The fourth proportional to 880,773.14, 1,215,426.26 and 498,802.67 is: 688,324.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,773.14 : 1,215,426.26 = 498,802.67 : x
  2. Step 2: Convert to fraction form
    880,773.14/1,215,426.26 = 498,802.67/x
  3. Step 3: Cross multiply
    880,773.14x = 1,215,426.26 × 498,802.67
  4. Step 4: Simplify right side
    880,773.14x = 606,257,861,182.10
  5. Step 5: Solve for x
    x = 606,257,861,182.10/880,773.14
  6. Step 6: Final answer
    x = 688,324.65

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Double scale
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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.