Home / 926,729.66-1,390,208.98-327,567.26

Finding the Fourth Proportional to 926,729.66, 1,390,208.98 and 327,567.26

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Solution

The fourth proportional to 926,729.66, 1,390,208.98 and 327,567.26 is: 491,391.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,729.66 : 1,390,208.98 = 327,567.26 : x
  2. Step 2: Convert to fraction form
    926,729.66/1,390,208.98 = 327,567.26/x
  3. Step 3: Cross multiply
    926,729.66x = 1,390,208.98 × 327,567.26
  4. Step 4: Simplify right side
    926,729.66x = 455,386,946,406.00
  5. Step 5: Solve for x
    x = 455,386,946,406.00/926,729.66
  6. Step 6: Final answer
    x = 491,391.36

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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.