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Finding the Fourth Proportional to 880,196.92, 1,214,691.06 and 536,048.98

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Solution

The fourth proportional to 880,196.92, 1,214,691.06 and 536,048.98 is: 739,759.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,196.92 : 1,214,691.06 = 536,048.98 : x
  2. Step 2: Convert to fraction form
    880,196.92/1,214,691.06 = 536,048.98/x
  3. Step 3: Cross multiply
    880,196.92x = 1,214,691.06 × 536,048.98
  4. Step 4: Simplify right side
    880,196.92x = 651,133,903,728.12
  5. Step 5: Solve for x
    x = 651,133,903,728.12/880,196.92
  6. Step 6: Final answer
    x = 739,759.35

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.