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Finding the Fourth Proportional to 370,047.35, 510,677.72 and 226,779.72

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Solution

The fourth proportional to 370,047.35, 510,677.72 and 226,779.72 is: 312,963.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,047.35 : 510,677.72 = 226,779.72 : x
  2. Step 2: Convert to fraction form
    370,047.35/510,677.72 = 226,779.72/x
  3. Step 3: Cross multiply
    370,047.35x = 510,677.72 × 226,779.72
  4. Step 4: Simplify right side
    370,047.35x = 115,811,350,351.84
  5. Step 5: Solve for x
    x = 115,811,350,351.84/370,047.35
  6. Step 6: Final answer
    x = 312,963.60

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1.5x scale

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.