Home / 942,726.62-1,300,735.85-555,557.96

Finding the Fourth Proportional to 942,726.62, 1,300,735.85 and 555,557.96

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Solution

The fourth proportional to 942,726.62, 1,300,735.85 and 555,557.96 is: 766,536.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,726.62 : 1,300,735.85 = 555,557.96 : x
  2. Step 2: Convert to fraction form
    942,726.62/1,300,735.85 = 555,557.96/x
  3. Step 3: Cross multiply
    942,726.62x = 1,300,735.85 × 555,557.96
  4. Step 4: Simplify right side
    942,726.62x = 722,634,146,043.40
  5. Step 5: Solve for x
    x = 722,634,146,043.40/942,726.62
  6. Step 6: Final answer
    x = 766,536.27

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1.5x scale

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.