Home / 963,363.42-1,439,185.82-623,636.46

Finding the Fourth Proportional to 963,363.42, 1,439,185.82 and 623,636.46

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Solution

The fourth proportional to 963,363.42, 1,439,185.82 and 623,636.46 is: 931,661.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,363.42 : 1,439,185.82 = 623,636.46 : x
  2. Step 2: Convert to fraction form
    963,363.42/1,439,185.82 = 623,636.46/x
  3. Step 3: Cross multiply
    963,363.42x = 1,439,185.82 × 623,636.46
  4. Step 4: Simplify right side
    963,363.42x = 897,528,749,287.45
  5. Step 5: Solve for x
    x = 897,528,749,287.45/963,363.42
  6. Step 6: Final answer
    x = 931,661.65

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.