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Finding the Fourth Proportional to 614,792.15, 922,187.38 and 165,513.50

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Solution

The fourth proportional to 614,792.15, 922,187.38 and 165,513.50 is: 248,270.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,792.15 : 922,187.38 = 165,513.50 : x
  2. Step 2: Convert to fraction form
    614,792.15/922,187.38 = 165,513.50/x
  3. Step 3: Cross multiply
    614,792.15x = 922,187.38 × 165,513.50
  4. Step 4: Simplify right side
    614,792.15x = 152,634,460,919.63
  5. Step 5: Solve for x
    x = 152,634,460,919.63/614,792.15
  6. Step 6: Final answer
    x = 248,270.02

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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.