Home / 466,567.32-643,883.40-262,631.40

Finding the Fourth Proportional to 466,567.32, 643,883.40 and 262,631.40

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Solution

The fourth proportional to 466,567.32, 643,883.40 and 262,631.40 is: 362,442.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,567.32 : 643,883.40 = 262,631.40 : x
  2. Step 2: Convert to fraction form
    466,567.32/643,883.40 = 262,631.40/x
  3. Step 3: Cross multiply
    466,567.32x = 643,883.40 × 262,631.40
  4. Step 4: Simplify right side
    466,567.32x = 169,103,998,778.76
  5. Step 5: Solve for x
    x = 169,103,998,778.76/466,567.32
  6. Step 6: Final answer
    x = 362,442.87

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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.