Home / 288,210.06-432,578.76-146,153.38

Finding the Fourth Proportional to 288,210.06, 432,578.76 and 146,153.38

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Solution

The fourth proportional to 288,210.06, 432,578.76 and 146,153.38 is: 219,363.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,210.06 : 432,578.76 = 146,153.38 : x
  2. Step 2: Convert to fraction form
    288,210.06/432,578.76 = 146,153.38/x
  3. Step 3: Cross multiply
    288,210.06x = 432,578.76 × 146,153.38
  4. Step 4: Simplify right side
    288,210.06x = 63,222,847,159.44
  5. Step 5: Solve for x
    x = 63,222,847,159.44/288,210.06
  6. Step 6: Final answer
    x = 219,363.78

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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.