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Finding the Fourth Proportional to 867,894.96, 1,302,050.31 and 362,174.61

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Solution

The fourth proportional to 867,894.96, 1,302,050.31 and 362,174.61 is: 543,348.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,894.96 : 1,302,050.31 = 362,174.61 : x
  2. Step 2: Convert to fraction form
    867,894.96/1,302,050.31 = 362,174.61/x
  3. Step 3: Cross multiply
    867,894.96x = 1,302,050.31 × 362,174.61
  4. Step 4: Simplify right side
    867,894.96x = 471,569,563,224.63
  5. Step 5: Solve for x
    x = 471,569,563,224.63/867,894.96
  6. Step 6: Final answer
    x = 543,348.66

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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.