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Finding the Fourth Proportional to 576,258.92, 795,341.40 and 343,700.77

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Solution

The fourth proportional to 576,258.92, 795,341.40 and 343,700.77 is: 474,369.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,258.92 : 795,341.40 = 343,700.77 : x
  2. Step 2: Convert to fraction form
    576,258.92/795,341.40 = 343,700.77/x
  3. Step 3: Cross multiply
    576,258.92x = 795,341.40 × 343,700.77
  4. Step 4: Simplify right side
    576,258.92x = 273,359,453,875.93
  5. Step 5: Solve for x
    x = 273,359,453,875.93/576,258.92
  6. Step 6: Final answer
    x = 474,369.15

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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.