Home / 1,268,423.08-1,902,432.02-369,654.56

Finding the Fourth Proportional to 1,268,423.08, 1,902,432.02 and 369,654.56

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Solution

The fourth proportional to 1,268,423.08, 1,902,432.02 and 369,654.56 is: 554,422.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,423.08 : 1,902,432.02 = 369,654.56 : x
  2. Step 2: Convert to fraction form
    1,268,423.08/1,902,432.02 = 369,654.56/x
  3. Step 3: Cross multiply
    1,268,423.08x = 1,902,432.02 × 369,654.56
  4. Step 4: Simplify right side
    1,268,423.08x = 703,242,671,283.01
  5. Step 5: Solve for x
    x = 703,242,671,283.01/1,268,423.08
  6. Step 6: Final answer
    x = 554,422.80

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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.