Home / 760,523.35-1,141,906.45-424,221.07

Finding the Fourth Proportional to 760,523.35, 1,141,906.45 and 424,221.07

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Solution

The fourth proportional to 760,523.35, 1,141,906.45 and 424,221.07 is: 636,957.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,523.35 : 1,141,906.45 = 424,221.07 : x
  2. Step 2: Convert to fraction form
    760,523.35/1,141,906.45 = 424,221.07/x
  3. Step 3: Cross multiply
    760,523.35x = 1,141,906.45 × 424,221.07
  4. Step 4: Simplify right side
    760,523.35x = 484,420,769,288.82
  5. Step 5: Solve for x
    x = 484,420,769,288.82/760,523.35
  6. Step 6: Final answer
    x = 636,957.13

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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.