Home / 661,283.46-992,206.03-361,413.69

Finding the Fourth Proportional to 661,283.46, 992,206.03 and 361,413.69

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Solution

The fourth proportional to 661,283.46, 992,206.03 and 361,413.69 is: 542,274.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,283.46 : 992,206.03 = 361,413.69 : x
  2. Step 2: Convert to fraction form
    661,283.46/992,206.03 = 361,413.69/x
  3. Step 3: Cross multiply
    661,283.46x = 992,206.03 × 361,413.69
  4. Step 4: Simplify right side
    661,283.46x = 358,596,844,119.53
  5. Step 5: Solve for x
    x = 358,596,844,119.53/661,283.46
  6. Step 6: Final answer
    x = 542,274.03

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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.