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Finding the Fourth Proportional to 582,208.76, 873,017.66 and 266,395.03

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Solution

The fourth proportional to 582,208.76, 873,017.66 and 266,395.03 is: 399,457.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,208.76 : 873,017.66 = 266,395.03 : x
  2. Step 2: Convert to fraction form
    582,208.76/873,017.66 = 266,395.03/x
  3. Step 3: Cross multiply
    582,208.76x = 873,017.66 × 266,395.03
  4. Step 4: Simplify right side
    582,208.76x = 232,567,564,209.67
  5. Step 5: Solve for x
    x = 232,567,564,209.67/582,208.76
  6. Step 6: Final answer
    x = 399,457.34

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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.