Home / 955,913.90-1,433,870.84-356,921.82

Finding the Fourth Proportional to 955,913.90, 1,433,870.84 and 356,921.82

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Solution

The fourth proportional to 955,913.90, 1,433,870.84 and 356,921.82 is: 535,382.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,913.90 : 1,433,870.84 = 356,921.82 : x
  2. Step 2: Convert to fraction form
    955,913.90/1,433,870.84 = 356,921.82/x
  3. Step 3: Cross multiply
    955,913.90x = 1,433,870.84 × 356,921.82
  4. Step 4: Simplify right side
    955,913.90x = 511,779,788,073.12
  5. Step 5: Solve for x
    x = 511,779,788,073.12/955,913.90
  6. Step 6: Final answer
    x = 535,382.73

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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.