Home / 976,433.60-1,470,501.68-859,384.64

Finding the Fourth Proportional to 976,433.60, 1,470,501.68 and 859,384.64

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Solution

The fourth proportional to 976,433.60, 1,470,501.68 and 859,384.64 is: 1,294,226.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,433.60 : 1,470,501.68 = 859,384.64 : x
  2. Step 2: Convert to fraction form
    976,433.60/1,470,501.68 = 859,384.64/x
  3. Step 3: Cross multiply
    976,433.60x = 1,470,501.68 × 859,384.64
  4. Step 4: Simplify right side
    976,433.60x = 1,263,726,556,886.20
  5. Step 5: Solve for x
    x = 1,263,726,556,886.20/976,433.60
  6. Step 6: Final answer
    x = 1,294,226.82

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.