Home / 976,346.18-1,464,658.40-302,480.46

Finding the Fourth Proportional to 976,346.18, 1,464,658.40 and 302,480.46

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Solution

The fourth proportional to 976,346.18, 1,464,658.40 and 302,480.46 is: 453,763.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,346.18 : 1,464,658.40 = 302,480.46 : x
  2. Step 2: Convert to fraction form
    976,346.18/1,464,658.40 = 302,480.46/x
  3. Step 3: Cross multiply
    976,346.18x = 1,464,658.40 × 302,480.46
  4. Step 4: Simplify right side
    976,346.18x = 443,030,546,574.86
  5. Step 5: Solve for x
    x = 443,030,546,574.86/976,346.18
  6. Step 6: Final answer
    x = 453,763.79

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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.