Home / 868,166.24-1,302,439.64-291,768.86

Finding the Fourth Proportional to 868,166.24, 1,302,439.64 and 291,768.86

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Solution

The fourth proportional to 868,166.24, 1,302,439.64 and 291,768.86 is: 437,717.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,166.24 : 1,302,439.64 = 291,768.86 : x
  2. Step 2: Convert to fraction form
    868,166.24/1,302,439.64 = 291,768.86/x
  3. Step 3: Cross multiply
    868,166.24x = 1,302,439.64 × 291,768.86
  4. Step 4: Simplify right side
    868,166.24x = 380,011,328,981.61
  5. Step 5: Solve for x
    x = 380,011,328,981.61/868,166.24
  6. Step 6: Final answer
    x = 437,717.24

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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.