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Finding the Fourth Proportional to 560.72, 837.29 and 503.01

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Solution

The fourth proportional to 560.72, 837.29 and 503.01 is: 751.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    560.72 : 837.29 = 503.01 : x
  2. Step 2: Convert to fraction form
    560.72/837.29 = 503.01/x
  3. Step 3: Cross multiply
    560.72x = 837.29 × 503.01
  4. Step 4: Simplify right side
    560.72x = 421,163.67
  5. Step 5: Solve for x
    x = 421,163.67/560.72
  6. Step 6: Final answer
    x = 751.11

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.