Home / 976,178.64-1,465,214.88-471,095.10

Finding the Fourth Proportional to 976,178.64, 1,465,214.88 and 471,095.10

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Solution

The fourth proportional to 976,178.64, 1,465,214.88 and 471,095.10 is: 707,099.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,178.64 : 1,465,214.88 = 471,095.10 : x
  2. Step 2: Convert to fraction form
    976,178.64/1,465,214.88 = 471,095.10/x
  3. Step 3: Cross multiply
    976,178.64x = 1,465,214.88 × 471,095.10
  4. Step 4: Simplify right side
    976,178.64x = 690,255,550,415.09
  5. Step 5: Solve for x
    x = 690,255,550,415.09/976,178.64
  6. Step 6: Final answer
    x = 707,099.63

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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.