Home / 690,896.27-1,035,081.41-500,886.07

Finding the Fourth Proportional to 690,896.27, 1,035,081.41 and 500,886.07

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Solution

The fourth proportional to 690,896.27, 1,035,081.41 and 500,886.07 is: 750,413.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,896.27 : 1,035,081.41 = 500,886.07 : x
  2. Step 2: Convert to fraction form
    690,896.27/1,035,081.41 = 500,886.07/x
  3. Step 3: Cross multiply
    690,896.27x = 1,035,081.41 × 500,886.07
  4. Step 4: Simplify right side
    690,896.27x = 518,457,851,905.12
  5. Step 5: Solve for x
    x = 518,457,851,905.12/690,896.27
  6. Step 6: Final answer
    x = 750,413.45

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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.