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Finding the Fourth Proportional to 535,073.64, 738,280.32 and 363,015.06

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Solution

The fourth proportional to 535,073.64, 738,280.32 and 363,015.06 is: 500,878.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,073.64 : 738,280.32 = 363,015.06 : x
  2. Step 2: Convert to fraction form
    535,073.64/738,280.32 = 363,015.06/x
  3. Step 3: Cross multiply
    535,073.64x = 738,280.32 × 363,015.06
  4. Step 4: Simplify right side
    535,073.64x = 268,006,874,661.62
  5. Step 5: Solve for x
    x = 268,006,874,661.62/535,073.64
  6. Step 6: Final answer
    x = 500,878.49

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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.