Home / 314,129.37-467,641.18-312,261.04

Finding the Fourth Proportional to 314,129.37, 467,641.18 and 312,261.04

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Solution

The fourth proportional to 314,129.37, 467,641.18 and 312,261.04 is: 464,859.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,129.37 : 467,641.18 = 312,261.04 : x
  2. Step 2: Convert to fraction form
    314,129.37/467,641.18 = 312,261.04/x
  3. Step 3: Cross multiply
    314,129.37x = 467,641.18 × 312,261.04
  4. Step 4: Simplify right side
    314,129.37x = 146,026,120,825.18
  5. Step 5: Solve for x
    x = 146,026,120,825.18/314,129.37
  6. Step 6: Final answer
    x = 464,859.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.