Home / 903,963.60-1,355,952.96-230,045.76

Finding the Fourth Proportional to 903,963.60, 1,355,952.96 and 230,045.76

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Solution

The fourth proportional to 903,963.60, 1,355,952.96 and 230,045.76 is: 345,070.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,963.60 : 1,355,952.96 = 230,045.76 : x
  2. Step 2: Convert to fraction form
    903,963.60/1,355,952.96 = 230,045.76/x
  3. Step 3: Cross multiply
    903,963.60x = 1,355,952.96 × 230,045.76
  4. Step 4: Simplify right side
    903,963.60x = 311,931,229,207.45
  5. Step 5: Solve for x
    x = 311,931,229,207.45/903,963.60
  6. Step 6: Final answer
    x = 345,070.56

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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.