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Finding the Fourth Proportional to 597,640.91, 896,549.60 and 213,359.98

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Solution

The fourth proportional to 597,640.91, 896,549.60 and 213,359.98 is: 320,071.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,640.91 : 896,549.60 = 213,359.98 : x
  2. Step 2: Convert to fraction form
    597,640.91/896,549.60 = 213,359.98/x
  3. Step 3: Cross multiply
    597,640.91x = 896,549.60 × 213,359.98
  4. Step 4: Simplify right side
    597,640.91x = 191,287,804,725.01
  5. Step 5: Solve for x
    x = 191,287,804,725.01/597,640.91
  6. Step 6: Final answer
    x = 320,071.47

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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.