Home / 910,918.50-1,367,210.97-461,949.18

Finding the Fourth Proportional to 910,918.50, 1,367,210.97 and 461,949.18

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Solution

The fourth proportional to 910,918.50, 1,367,210.97 and 461,949.18 is: 693,346.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,918.50 : 1,367,210.97 = 461,949.18 : x
  2. Step 2: Convert to fraction form
    910,918.50/1,367,210.97 = 461,949.18/x
  3. Step 3: Cross multiply
    910,918.50x = 1,367,210.97 × 461,949.18
  4. Step 4: Simplify right side
    910,918.50x = 631,581,986,478.51
  5. Step 5: Solve for x
    x = 631,581,986,478.51/910,918.50
  6. Step 6: Final answer
    x = 693,346.32

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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.