Home / 1,266,928.02-1,900,162.40-508,738.86

Finding the Fourth Proportional to 1,266,928.02, 1,900,162.40 and 508,738.86

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Solution

The fourth proportional to 1,266,928.02, 1,900,162.40 and 508,738.86 is: 763,016.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,928.02 : 1,900,162.40 = 508,738.86 : x
  2. Step 2: Convert to fraction form
    1,266,928.02/1,900,162.40 = 508,738.86/x
  3. Step 3: Cross multiply
    1,266,928.02x = 1,900,162.40 × 508,738.86
  4. Step 4: Simplify right side
    1,266,928.02x = 966,686,450,647.17
  5. Step 5: Solve for x
    x = 966,686,450,647.17/1,266,928.02
  6. Step 6: Final answer
    x = 763,016.08

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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.