Home / 1,016,509.44-1,402,761.60-563,790.72

Finding the Fourth Proportional to 1,016,509.44, 1,402,761.60 and 563,790.72

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Solution

The fourth proportional to 1,016,509.44, 1,402,761.60 and 563,790.72 is: 778,019.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,509.44 : 1,402,761.60 = 563,790.72 : x
  2. Step 2: Convert to fraction form
    1,016,509.44/1,402,761.60 = 563,790.72/x
  3. Step 3: Cross multiply
    1,016,509.44x = 1,402,761.60 × 563,790.72
  4. Step 4: Simplify right side
    1,016,509.44x = 790,863,972,452.35
  5. Step 5: Solve for x
    x = 790,863,972,452.35/1,016,509.44
  6. Step 6: Final answer
    x = 778,019.31

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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.