Home / 434,055.51-598,979.81-243,059.13

Finding the Fourth Proportional to 434,055.51, 598,979.81 and 243,059.13

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Solution

The fourth proportional to 434,055.51, 598,979.81 and 243,059.13 is: 335,412.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,055.51 : 598,979.81 = 243,059.13 : x
  2. Step 2: Convert to fraction form
    434,055.51/598,979.81 = 243,059.13/x
  3. Step 3: Cross multiply
    434,055.51x = 598,979.81 × 243,059.13
  4. Step 4: Simplify right side
    434,055.51x = 145,587,512,113.81
  5. Step 5: Solve for x
    x = 145,587,512,113.81/434,055.51
  6. Step 6: Final answer
    x = 335,412.20

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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.