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Finding the Fourth Proportional to 303,438, 454,547.16 and 151,176.06

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Solution

The fourth proportional to 303,438, 454,547.16 and 151,176.06 is: 226,460.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,438 : 454,547.16 = 151,176.06 : x
  2. Step 2: Convert to fraction form
    303,438/454,547.16 = 151,176.06/x
  3. Step 3: Cross multiply
    303,438x = 454,547.16 × 151,176.06
  4. Step 4: Simplify right side
    303,438x = 68,716,648,732.99
  5. Step 5: Solve for x
    x = 68,716,648,732.99/303,438
  6. Step 6: Final answer
    x = 226,460.26

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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.