Home / 949,699.40-1,424,088.30-528,528.20

Finding the Fourth Proportional to 949,699.40, 1,424,088.30 and 528,528.20

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Solution

The fourth proportional to 949,699.40, 1,424,088.30 and 528,528.20 is: 792,535.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,699.40 : 1,424,088.30 = 528,528.20 : x
  2. Step 2: Convert to fraction form
    949,699.40/1,424,088.30 = 528,528.20/x
  3. Step 3: Cross multiply
    949,699.40x = 1,424,088.30 × 528,528.20
  4. Step 4: Simplify right side
    949,699.40x = 752,670,825,840.06
  5. Step 5: Solve for x
    x = 752,670,825,840.06/949,699.40
  6. Step 6: Final answer
    x = 792,535.85

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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.