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Finding the Fourth Proportional to 898,305.02, 1,347,005.54 and 299,052.44

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Solution

The fourth proportional to 898,305.02, 1,347,005.54 and 299,052.44 is: 448,428.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,305.02 : 1,347,005.54 = 299,052.44 : x
  2. Step 2: Convert to fraction form
    898,305.02/1,347,005.54 = 299,052.44/x
  3. Step 3: Cross multiply
    898,305.02x = 1,347,005.54 × 299,052.44
  4. Step 4: Simplify right side
    898,305.02x = 402,825,293,430.52
  5. Step 5: Solve for x
    x = 402,825,293,430.52/898,305.02
  6. Step 6: Final answer
    x = 448,428.19

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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.