Home / 674,996.31-931,552.29-384,696.72

Finding the Fourth Proportional to 674,996.31, 931,552.29 and 384,696.72

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Solution

The fourth proportional to 674,996.31, 931,552.29 and 384,696.72 is: 530,914.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,996.31 : 931,552.29 = 384,696.72 : x
  2. Step 2: Convert to fraction form
    674,996.31/931,552.29 = 384,696.72/x
  3. Step 3: Cross multiply
    674,996.31x = 931,552.29 × 384,696.72
  4. Step 4: Simplify right side
    674,996.31x = 358,365,110,471.49
  5. Step 5: Solve for x
    x = 358,365,110,471.49/674,996.31
  6. Step 6: Final answer
    x = 530,914.18

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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.