Home / 732,686.51-1,097,136.97-505,682.80

Finding the Fourth Proportional to 732,686.51, 1,097,136.97 and 505,682.80

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Solution

The fourth proportional to 732,686.51, 1,097,136.97 and 505,682.80 is: 757,217.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,686.51 : 1,097,136.97 = 505,682.80 : x
  2. Step 2: Convert to fraction form
    732,686.51/1,097,136.97 = 505,682.80/x
  3. Step 3: Cross multiply
    732,686.51x = 1,097,136.97 × 505,682.80
  4. Step 4: Simplify right side
    732,686.51x = 554,803,290,966.07
  5. Step 5: Solve for x
    x = 554,803,290,966.07/732,686.51
  6. Step 6: Final answer
    x = 757,217.83

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Double scale
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1.5x scale

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.