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Finding the Fourth Proportional to 303,127.16, 454,690.71 and 170,017.80

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Solution

The fourth proportional to 303,127.16, 454,690.71 and 170,017.80 is: 255,026.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,127.16 : 454,690.71 = 170,017.80 : x
  2. Step 2: Convert to fraction form
    303,127.16/454,690.71 = 170,017.80/x
  3. Step 3: Cross multiply
    303,127.16x = 454,690.71 × 170,017.80
  4. Step 4: Simplify right side
    303,127.16x = 77,305,514,832.20
  5. Step 5: Solve for x
    x = 77,305,514,832.20/303,127.16
  6. Step 6: Final answer
    x = 255,026.68

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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.