Home / 760,345.44-1,049,273.91-411,485.13

Finding the Fourth Proportional to 760,345.44, 1,049,273.91 and 411,485.13

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Solution

The fourth proportional to 760,345.44, 1,049,273.91 and 411,485.13 is: 567,847.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,345.44 : 1,049,273.91 = 411,485.13 : x
  2. Step 2: Convert to fraction form
    760,345.44/1,049,273.91 = 411,485.13/x
  3. Step 3: Cross multiply
    760,345.44x = 1,049,273.91 × 411,485.13
  4. Step 4: Simplify right side
    760,345.44x = 431,760,611,261.96
  5. Step 5: Solve for x
    x = 431,760,611,261.96/760,345.44
  6. Step 6: Final answer
    x = 567,847.97

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Double scale
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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.