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Finding the Fourth Proportional to 903,256.35, 1,354,886.82 and 304,638

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Solution

The fourth proportional to 903,256.35, 1,354,886.82 and 304,638 is: 456,957.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,256.35 : 1,354,886.82 = 304,638 : x
  2. Step 2: Convert to fraction form
    903,256.35/1,354,886.82 = 304,638/x
  3. Step 3: Cross multiply
    903,256.35x = 1,354,886.82 × 304,638
  4. Step 4: Simplify right side
    903,256.35x = 412,750,011,071.16
  5. Step 5: Solve for x
    x = 412,750,011,071.16/903,256.35
  6. Step 6: Final answer
    x = 456,957.77

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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.