Home / 823,476.51-1,136,397.40-460,900.35

Finding the Fourth Proportional to 823,476.51, 1,136,397.40 and 460,900.35

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Solution

The fourth proportional to 823,476.51, 1,136,397.40 and 460,900.35 is: 636,042.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,476.51 : 1,136,397.40 = 460,900.35 : x
  2. Step 2: Convert to fraction form
    823,476.51/1,136,397.40 = 460,900.35/x
  3. Step 3: Cross multiply
    823,476.51x = 1,136,397.40 × 460,900.35
  4. Step 4: Simplify right side
    823,476.51x = 523,765,958,246.84
  5. Step 5: Solve for x
    x = 523,765,958,246.84/823,476.51
  6. Step 6: Final answer
    x = 636,042.38

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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.