Home / 961,696.80-1,439,780.40-588,448.80

Finding the Fourth Proportional to 961,696.80, 1,439,780.40 and 588,448.80

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Solution

The fourth proportional to 961,696.80, 1,439,780.40 and 588,448.80 is: 880,981.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,696.80 : 1,439,780.40 = 588,448.80 : x
  2. Step 2: Convert to fraction form
    961,696.80/1,439,780.40 = 588,448.80/x
  3. Step 3: Cross multiply
    961,696.80x = 1,439,780.40 × 588,448.80
  4. Step 4: Simplify right side
    961,696.80x = 847,237,048,643.52
  5. Step 5: Solve for x
    x = 847,237,048,643.52/961,696.80
  6. Step 6: Final answer
    x = 880,981.46

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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.