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Finding the Fourth Proportional to 489,928.59, 734,892.63 and 152,998.13

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Solution

The fourth proportional to 489,928.59, 734,892.63 and 152,998.13 is: 229,497.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,928.59 : 734,892.63 = 152,998.13 : x
  2. Step 2: Convert to fraction form
    489,928.59/734,892.63 = 152,998.13/x
  3. Step 3: Cross multiply
    489,928.59x = 734,892.63 × 152,998.13
  4. Step 4: Simplify right side
    489,928.59x = 112,437,194,466.32
  5. Step 5: Solve for x
    x = 112,437,194,466.32/489,928.59
  6. Step 6: Final answer
    x = 229,497.11

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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.