Home / 760,398.71-1,049,334.36-416,226.20

Finding the Fourth Proportional to 760,398.71, 1,049,334.36 and 416,226.20

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Solution

The fourth proportional to 760,398.71, 1,049,334.36 and 416,226.20 is: 574,383.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,398.71 : 1,049,334.36 = 416,226.20 : x
  2. Step 2: Convert to fraction form
    760,398.71/1,049,334.36 = 416,226.20/x
  3. Step 3: Cross multiply
    760,398.71x = 1,049,334.36 × 416,226.20
  4. Step 4: Simplify right side
    760,398.71x = 436,760,453,192.23
  5. Step 5: Solve for x
    x = 436,760,453,192.23/760,398.71
  6. Step 6: Final answer
    x = 574,383.47

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.