Home / 314,970.08-472,120.92-154,820.16

Finding the Fourth Proportional to 314,970.08, 472,120.92 and 154,820.16

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Solution

The fourth proportional to 314,970.08, 472,120.92 and 154,820.16 is: 232,065.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,970.08 : 472,120.92 = 154,820.16 : x
  2. Step 2: Convert to fraction form
    314,970.08/472,120.92 = 154,820.16/x
  3. Step 3: Cross multiply
    314,970.08x = 472,120.92 × 154,820.16
  4. Step 4: Simplify right side
    314,970.08x = 73,093,836,373.75
  5. Step 5: Solve for x
    x = 73,093,836,373.75/314,970.08
  6. Step 6: Final answer
    x = 232,065.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.