Home / 674,873.10-1,012,105.16-354,852.53

Finding the Fourth Proportional to 674,873.10, 1,012,105.16 and 354,852.53

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Solution

The fourth proportional to 674,873.10, 1,012,105.16 and 354,852.53 is: 532,171.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,873.10 : 1,012,105.16 = 354,852.53 : x
  2. Step 2: Convert to fraction form
    674,873.10/1,012,105.16 = 354,852.53/x
  3. Step 3: Cross multiply
    674,873.10x = 1,012,105.16 × 354,852.53
  4. Step 4: Simplify right side
    674,873.10x = 359,148,069,817.27
  5. Step 5: Solve for x
    x = 359,148,069,817.27/674,873.10
  6. Step 6: Final answer
    x = 532,171.26

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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.