Home / 868,362.18-1,302,174.19-355,673.86

Finding the Fourth Proportional to 868,362.18, 1,302,174.19 and 355,673.86

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Solution

The fourth proportional to 868,362.18, 1,302,174.19 and 355,673.86 is: 533,359.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,362.18 : 1,302,174.19 = 355,673.86 : x
  2. Step 2: Convert to fraction form
    868,362.18/1,302,174.19 = 355,673.86/x
  3. Step 3: Cross multiply
    868,362.18x = 1,302,174.19 × 355,673.86
  4. Step 4: Simplify right side
    868,362.18x = 463,149,320,549.67
  5. Step 5: Solve for x
    x = 463,149,320,549.67/868,362.18
  6. Step 6: Final answer
    x = 533,359.62

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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.