Home / 976,311.72-1,464,688.40-527,022.95

Finding the Fourth Proportional to 976,311.72, 1,464,688.40 and 527,022.95

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Solution

The fourth proportional to 976,311.72, 1,464,688.40 and 527,022.95 is: 790,653.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,311.72 : 1,464,688.40 = 527,022.95 : x
  2. Step 2: Convert to fraction form
    976,311.72/1,464,688.40 = 527,022.95/x
  3. Step 3: Cross multiply
    976,311.72x = 1,464,688.40 × 527,022.95
  4. Step 4: Simplify right side
    976,311.72x = 771,924,391,440.22
  5. Step 5: Solve for x
    x = 771,924,391,440.22/976,311.72
  6. Step 6: Final answer
    x = 790,653.62

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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.