Home / 1,003,288.02-1,505,088.53-329,215.89

Finding the Fourth Proportional to 1,003,288.02, 1,505,088.53 and 329,215.89

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Solution

The fourth proportional to 1,003,288.02, 1,505,088.53 and 329,215.89 is: 493,875.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,288.02 : 1,505,088.53 = 329,215.89 : x
  2. Step 2: Convert to fraction form
    1,003,288.02/1,505,088.53 = 329,215.89/x
  3. Step 3: Cross multiply
    1,003,288.02x = 1,505,088.53 × 329,215.89
  4. Step 4: Simplify right side
    1,003,288.02x = 495,499,059,932.74
  5. Step 5: Solve for x
    x = 495,499,059,932.74/1,003,288.02
  6. Step 6: Final answer
    x = 493,875.19

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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.