Home / 760,839.48-1,049,956.83-438,547.37

Finding the Fourth Proportional to 760,839.48, 1,049,956.83 and 438,547.37

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Solution

The fourth proportional to 760,839.48, 1,049,956.83 and 438,547.37 is: 605,194.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,839.48 : 1,049,956.83 = 438,547.37 : x
  2. Step 2: Convert to fraction form
    760,839.48/1,049,956.83 = 438,547.37/x
  3. Step 3: Cross multiply
    760,839.48x = 1,049,956.83 × 438,547.37
  4. Step 4: Simplify right side
    760,839.48x = 460,455,801,160.25
  5. Step 5: Solve for x
    x = 460,455,801,160.25/760,839.48
  6. Step 6: Final answer
    x = 605,194.41

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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.