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Finding the Fourth Proportional to 225,482.40, 336,459.15 and 224,170.20

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Solution

The fourth proportional to 225,482.40, 336,459.15 and 224,170.20 is: 334,501.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,482.40 : 336,459.15 = 224,170.20 : x
  2. Step 2: Convert to fraction form
    225,482.40/336,459.15 = 224,170.20/x
  3. Step 3: Cross multiply
    225,482.40x = 336,459.15 × 224,170.20
  4. Step 4: Simplify right side
    225,482.40x = 75,424,114,947.33
  5. Step 5: Solve for x
    x = 75,424,114,947.33/225,482.40
  6. Step 6: Final answer
    x = 334,501.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.