Home / 628,363.92-867,145.96-341,886.16

Finding the Fourth Proportional to 628,363.92, 867,145.96 and 341,886.16

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Solution

The fourth proportional to 628,363.92, 867,145.96 and 341,886.16 is: 471,804.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,363.92 : 867,145.96 = 341,886.16 : x
  2. Step 2: Convert to fraction form
    628,363.92/867,145.96 = 341,886.16/x
  3. Step 3: Cross multiply
    628,363.92x = 867,145.96 × 341,886.16
  4. Step 4: Simplify right side
    628,363.92x = 296,465,202,423.91
  5. Step 5: Solve for x
    x = 296,465,202,423.91/628,363.92
  6. Step 6: Final answer
    x = 471,804.94

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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.