Home / 670,459.68-1,005,025.23-314,837.10

Finding the Fourth Proportional to 670,459.68, 1,005,025.23 and 314,837.10

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Solution

The fourth proportional to 670,459.68, 1,005,025.23 and 314,837.10 is: 471,943.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,459.68 : 1,005,025.23 = 314,837.10 : x
  2. Step 2: Convert to fraction form
    670,459.68/1,005,025.23 = 314,837.10/x
  3. Step 3: Cross multiply
    670,459.68x = 1,005,025.23 × 314,837.10
  4. Step 4: Simplify right side
    670,459.68x = 316,419,228,840.03
  5. Step 5: Solve for x
    x = 316,419,228,840.03/670,459.68
  6. Step 6: Final answer
    x = 471,943.71

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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.