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Finding the Fourth Proportional to 501,045.70, 751,568.55 and 465,616.30

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Solution

The fourth proportional to 501,045.70, 751,568.55 and 465,616.30 is: 698,424.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,045.70 : 751,568.55 = 465,616.30 : x
  2. Step 2: Convert to fraction form
    501,045.70/751,568.55 = 465,616.30/x
  3. Step 3: Cross multiply
    501,045.70x = 751,568.55 × 465,616.30
  4. Step 4: Simplify right side
    501,045.70x = 349,942,567,447.37
  5. Step 5: Solve for x
    x = 349,942,567,447.37/501,045.70
  6. Step 6: Final answer
    x = 698,424.45

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Similar ratio
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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.