Home / 651,512.95-899,086.32-357,162.15

Finding the Fourth Proportional to 651,512.95, 899,086.32 and 357,162.15

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Solution

The fourth proportional to 651,512.95, 899,086.32 and 357,162.15 is: 492,882.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,512.95 : 899,086.32 = 357,162.15 : x
  2. Step 2: Convert to fraction form
    651,512.95/899,086.32 = 357,162.15/x
  3. Step 3: Cross multiply
    651,512.95x = 899,086.32 × 357,162.15
  4. Step 4: Simplify right side
    651,512.95x = 321,119,606,458.36
  5. Step 5: Solve for x
    x = 321,119,606,458.36/651,512.95
  6. Step 6: Final answer
    x = 492,882.92

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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.