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Finding the Fourth Proportional to 335,312.60, 502,677.30 and 202,051.40

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Solution

The fourth proportional to 335,312.60, 502,677.30 and 202,051.40 is: 302,901.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,312.60 : 502,677.30 = 202,051.40 : x
  2. Step 2: Convert to fraction form
    335,312.60/502,677.30 = 202,051.40/x
  3. Step 3: Cross multiply
    335,312.60x = 502,677.30 × 202,051.40
  4. Step 4: Simplify right side
    335,312.60x = 101,566,652,213.22
  5. Step 5: Solve for x
    x = 101,566,652,213.22/335,312.60
  6. Step 6: Final answer
    x = 302,901.39

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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.