Home / 735,871.47-1,015,421.30-441,505.55

Finding the Fourth Proportional to 735,871.47, 1,015,421.30 and 441,505.55

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Solution

The fourth proportional to 735,871.47, 1,015,421.30 and 441,505.55 is: 609,228.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,871.47 : 1,015,421.30 = 441,505.55 : x
  2. Step 2: Convert to fraction form
    735,871.47/1,015,421.30 = 441,505.55/x
  3. Step 3: Cross multiply
    735,871.47x = 1,015,421.30 × 441,505.55
  4. Step 4: Simplify right side
    735,871.47x = 448,314,144,008.36
  5. Step 5: Solve for x
    x = 448,314,144,008.36/735,871.47
  6. Step 6: Final answer
    x = 609,228.87

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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.