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Finding the Fourth Proportional to 942,665.02, 1,413,978.39 and 232,699.21

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Solution

The fourth proportional to 942,665.02, 1,413,978.39 and 232,699.21 is: 349,044.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,665.02 : 1,413,978.39 = 232,699.21 : x
  2. Step 2: Convert to fraction form
    942,665.02/1,413,978.39 = 232,699.21/x
  3. Step 3: Cross multiply
    942,665.02x = 1,413,978.39 × 232,699.21
  4. Step 4: Simplify right side
    942,665.02x = 329,031,650,775.13
  5. Step 5: Solve for x
    x = 329,031,650,775.13/942,665.02
  6. Step 6: Final answer
    x = 349,044.09

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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.