Home / 957,045.40-1,434,876.90-536,450.20

Finding the Fourth Proportional to 957,045.40, 1,434,876.90 and 536,450.20

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Solution

The fourth proportional to 957,045.40, 1,434,876.90 and 536,450.20 is: 804,287.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,045.40 : 1,434,876.90 = 536,450.20 : x
  2. Step 2: Convert to fraction form
    957,045.40/1,434,876.90 = 536,450.20/x
  3. Step 3: Cross multiply
    957,045.40x = 1,434,876.90 × 536,450.20
  4. Step 4: Simplify right side
    957,045.40x = 769,739,999,980.38
  5. Step 5: Solve for x
    x = 769,739,999,980.38/957,045.40
  6. Step 6: Final answer
    x = 804,287.86

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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.