Home / 868,309.18-1,302,345.53-228,559.34

Finding the Fourth Proportional to 868,309.18, 1,302,345.53 and 228,559.34

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Solution

The fourth proportional to 868,309.18, 1,302,345.53 and 228,559.34 is: 342,807.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,309.18 : 1,302,345.53 = 228,559.34 : x
  2. Step 2: Convert to fraction form
    868,309.18/1,302,345.53 = 228,559.34/x
  3. Step 3: Cross multiply
    868,309.18x = 1,302,345.53 × 228,559.34
  4. Step 4: Simplify right side
    868,309.18x = 297,663,234,788.75
  5. Step 5: Solve for x
    x = 297,663,234,788.75/868,309.18
  6. Step 6: Final answer
    x = 342,807.89

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1.5x scale

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.