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Finding the Fourth Proportional to 362,707.60, 544,061.40 and 141,091.60

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Solution

The fourth proportional to 362,707.60, 544,061.40 and 141,091.60 is: 211,637.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,707.60 : 544,061.40 = 141,091.60 : x
  2. Step 2: Convert to fraction form
    362,707.60/544,061.40 = 141,091.60/x
  3. Step 3: Cross multiply
    362,707.60x = 544,061.40 × 141,091.60
  4. Step 4: Simplify right side
    362,707.60x = 76,762,493,424.24
  5. Step 5: Solve for x
    x = 76,762,493,424.24/362,707.60
  6. Step 6: Final answer
    x = 211,637.40

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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.