Home / 868,749.10-1,302,086.85-363,309.10

Finding the Fourth Proportional to 868,749.10, 1,302,086.85 and 363,309.10

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Solution

The fourth proportional to 868,749.10, 1,302,086.85 and 363,309.10 is: 544,530.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,749.10 : 1,302,086.85 = 363,309.10 : x
  2. Step 2: Convert to fraction form
    868,749.10/1,302,086.85 = 363,309.10/x
  3. Step 3: Cross multiply
    868,749.10x = 1,302,086.85 × 363,309.10
  4. Step 4: Simplify right side
    868,749.10x = 473,060,001,595.34
  5. Step 5: Solve for x
    x = 473,060,001,595.34/868,749.10
  6. Step 6: Final answer
    x = 544,530.06

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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.