Home / 731,919.73-1,009,928.71-459,794.89

Finding the Fourth Proportional to 731,919.73, 1,009,928.71 and 459,794.89

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Solution

The fourth proportional to 731,919.73, 1,009,928.71 and 459,794.89 is: 634,441.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,919.73 : 1,009,928.71 = 459,794.89 : x
  2. Step 2: Convert to fraction form
    731,919.73/1,009,928.71 = 459,794.89/x
  3. Step 3: Cross multiply
    731,919.73x = 1,009,928.71 × 459,794.89
  4. Step 4: Simplify right side
    731,919.73x = 464,360,060,122.29
  5. Step 5: Solve for x
    x = 464,360,060,122.29/731,919.73
  6. Step 6: Final answer
    x = 634,441.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.