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Finding the Fourth Proportional to 217,368.30, 326,036.64 and 59,584.32

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Solution

The fourth proportional to 217,368.30, 326,036.64 and 59,584.32 is: 89,372.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,368.30 : 326,036.64 = 59,584.32 : x
  2. Step 2: Convert to fraction form
    217,368.30/326,036.64 = 59,584.32/x
  3. Step 3: Cross multiply
    217,368.30x = 326,036.64 × 59,584.32
  4. Step 4: Simplify right side
    217,368.30x = 19,426,671,489.48
  5. Step 5: Solve for x
    x = 19,426,671,489.48/217,368.30
  6. Step 6: Final answer
    x = 89,372.15

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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.