Home / 635,412.24-876,875.04-348,938.46

Finding the Fourth Proportional to 635,412.24, 876,875.04 and 348,938.46

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Solution

The fourth proportional to 635,412.24, 876,875.04 and 348,938.46 is: 481,538.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,412.24 : 876,875.04 = 348,938.46 : x
  2. Step 2: Convert to fraction form
    635,412.24/876,875.04 = 348,938.46/x
  3. Step 3: Cross multiply
    635,412.24x = 876,875.04 × 348,938.46
  4. Step 4: Simplify right side
    635,412.24x = 305,975,426,070.04
  5. Step 5: Solve for x
    x = 305,975,426,070.04/635,412.24
  6. Step 6: Final answer
    x = 481,538.45

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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.