Home / 467,567.12-645,229.71-263,616.25

Finding the Fourth Proportional to 467,567.12, 645,229.71 and 263,616.25

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Solution

The fourth proportional to 467,567.12, 645,229.71 and 263,616.25 is: 363,783.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,567.12 : 645,229.71 = 263,616.25 : x
  2. Step 2: Convert to fraction form
    467,567.12/645,229.71 = 263,616.25/x
  3. Step 3: Cross multiply
    467,567.12x = 645,229.71 × 263,616.25
  4. Step 4: Simplify right side
    467,567.12x = 170,093,034,925.71
  5. Step 5: Solve for x
    x = 170,093,034,925.71/467,567.12
  6. Step 6: Final answer
    x = 363,783.14

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1.5x scale

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.