Home / 1,005,360.57-1,387,362.47-552,648.33

Finding the Fourth Proportional to 1,005,360.57, 1,387,362.47 and 552,648.33

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Solution

The fourth proportional to 1,005,360.57, 1,387,362.47 and 552,648.33 is: 762,635.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,360.57 : 1,387,362.47 = 552,648.33 : x
  2. Step 2: Convert to fraction form
    1,005,360.57/1,387,362.47 = 552,648.33/x
  3. Step 3: Cross multiply
    1,005,360.57x = 1,387,362.47 × 552,648.33
  4. Step 4: Simplify right side
    1,005,360.57x = 766,723,549,386.93
  5. Step 5: Solve for x
    x = 766,723,549,386.93/1,005,360.57
  6. Step 6: Final answer
    x = 762,635.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.