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Finding the Fourth Proportional to 504,547.35, 755,964.60 and 304,447.28

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Solution

The fourth proportional to 504,547.35, 755,964.60 and 304,447.28 is: 456,154.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,547.35 : 755,964.60 = 304,447.28 : x
  2. Step 2: Convert to fraction form
    504,547.35/755,964.60 = 304,447.28/x
  3. Step 3: Cross multiply
    504,547.35x = 755,964.60 × 304,447.28
  4. Step 4: Simplify right side
    504,547.35x = 230,151,361,324.79
  5. Step 5: Solve for x
    x = 230,151,361,324.79/504,547.35
  6. Step 6: Final answer
    x = 456,154.14

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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.