Home / 409,226.12-564,602.10-230,343.56

Finding the Fourth Proportional to 409,226.12, 564,602.10 and 230,343.56

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Solution

The fourth proportional to 409,226.12, 564,602.10 and 230,343.56 is: 317,800.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,226.12 : 564,602.10 = 230,343.56 : x
  2. Step 2: Convert to fraction form
    409,226.12/564,602.10 = 230,343.56/x
  3. Step 3: Cross multiply
    409,226.12x = 564,602.10 × 230,343.56
  4. Step 4: Simplify right side
    409,226.12x = 130,052,457,697.48
  5. Step 5: Solve for x
    x = 130,052,457,697.48/409,226.12
  6. Step 6: Final answer
    x = 317,800.97

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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.