Home / 763,805.61-1,145,922.91-224,074.62

Finding the Fourth Proportional to 763,805.61, 1,145,922.91 and 224,074.62

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Solution

The fourth proportional to 763,805.61, 1,145,922.91 and 224,074.62 is: 336,174.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,805.61 : 1,145,922.91 = 224,074.62 : x
  2. Step 2: Convert to fraction form
    763,805.61/1,145,922.91 = 224,074.62/x
  3. Step 3: Cross multiply
    763,805.61x = 1,145,922.91 × 224,074.62
  4. Step 4: Simplify right side
    763,805.61x = 256,772,240,047.36
  5. Step 5: Solve for x
    x = 256,772,240,047.36/763,805.61
  6. Step 6: Final answer
    x = 336,174.85

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.