Home / 472,160.55-708,378.72-152,305.35

Finding the Fourth Proportional to 472,160.55, 708,378.72 and 152,305.35

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Solution

The fourth proportional to 472,160.55, 708,378.72 and 152,305.35 is: 228,502.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,160.55 : 708,378.72 = 152,305.35 : x
  2. Step 2: Convert to fraction form
    472,160.55/708,378.72 = 152,305.35/x
  3. Step 3: Cross multiply
    472,160.55x = 708,378.72 × 152,305.35
  4. Step 4: Simplify right side
    472,160.55x = 107,889,868,882.15
  5. Step 5: Solve for x
    x = 107,889,868,882.15/472,160.55
  6. Step 6: Final answer
    x = 228,502.51

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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.