Home / 942,590.31-1,412,101.52-557,185.32

Finding the Fourth Proportional to 942,590.31, 1,412,101.52 and 557,185.32

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Solution

The fourth proportional to 942,590.31, 1,412,101.52 and 557,185.32 is: 834,723.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,590.31 : 1,412,101.52 = 557,185.32 : x
  2. Step 2: Convert to fraction form
    942,590.31/1,412,101.52 = 557,185.32/x
  3. Step 3: Cross multiply
    942,590.31x = 1,412,101.52 × 557,185.32
  4. Step 4: Simplify right side
    942,590.31x = 786,802,234,507.76
  5. Step 5: Solve for x
    x = 786,802,234,507.76/942,590.31
  6. Step 6: Final answer
    x = 834,723.45

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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.