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Finding the Fourth Proportional to 582,002.40, 873,262.80 and 266,296.80

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Solution

The fourth proportional to 582,002.40, 873,262.80 and 266,296.80 is: 399,563.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,002.40 : 873,262.80 = 266,296.80 : x
  2. Step 2: Convert to fraction form
    582,002.40/873,262.80 = 266,296.80/x
  3. Step 3: Cross multiply
    582,002.40x = 873,262.80 × 266,296.80
  4. Step 4: Simplify right side
    582,002.40x = 232,547,089,199.04
  5. Step 5: Solve for x
    x = 232,547,089,199.04/582,002.40
  6. Step 6: Final answer
    x = 399,563.80

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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.