Home / 841,216.02-1,261,635.36-242,043.66

Finding the Fourth Proportional to 841,216.02, 1,261,635.36 and 242,043.66

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Solution

The fourth proportional to 841,216.02, 1,261,635.36 and 242,043.66 is: 363,011.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,216.02 : 1,261,635.36 = 242,043.66 : x
  2. Step 2: Convert to fraction form
    841,216.02/1,261,635.36 = 242,043.66/x
  3. Step 3: Cross multiply
    841,216.02x = 1,261,635.36 × 242,043.66
  4. Step 4: Simplify right side
    841,216.02x = 305,370,840,119.82
  5. Step 5: Solve for x
    x = 305,370,840,119.82/841,216.02
  6. Step 6: Final answer
    x = 363,011.20

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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.