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Finding the Fourth Proportional to 317,088.68, 475,712.22 and 223,776.68

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Solution

The fourth proportional to 317,088.68, 475,712.22 and 223,776.68 is: 335,720.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,088.68 : 475,712.22 = 223,776.68 : x
  2. Step 2: Convert to fraction form
    317,088.68/475,712.22 = 223,776.68/x
  3. Step 3: Cross multiply
    317,088.68x = 475,712.22 × 223,776.68
  4. Step 4: Simplify right side
    317,088.68x = 106,453,301,227.03
  5. Step 5: Solve for x
    x = 106,453,301,227.03/317,088.68
  6. Step 6: Final answer
    x = 335,720.91

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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.