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Finding the Fourth Proportional to 602,743.70, 902,803.35 and 365,672.90

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Solution

The fourth proportional to 602,743.70, 902,803.35 and 365,672.90 is: 547,713.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,743.70 : 902,803.35 = 365,672.90 : x
  2. Step 2: Convert to fraction form
    602,743.70/902,803.35 = 365,672.90/x
  3. Step 3: Cross multiply
    602,743.70x = 902,803.35 × 365,672.90
  4. Step 4: Simplify right side
    602,743.70x = 330,130,719,124.22
  5. Step 5: Solve for x
    x = 330,130,719,124.22/602,743.70
  6. Step 6: Final answer
    x = 547,713.26

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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.