Home / 790,513.31-1,185,802.79-229,547.81

Finding the Fourth Proportional to 790,513.31, 1,185,802.79 and 229,547.81

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Solution

The fourth proportional to 790,513.31, 1,185,802.79 and 229,547.81 is: 344,331.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,513.31 : 1,185,802.79 = 229,547.81 : x
  2. Step 2: Convert to fraction form
    790,513.31/1,185,802.79 = 229,547.81/x
  3. Step 3: Cross multiply
    790,513.31x = 1,185,802.79 × 229,547.81
  4. Step 4: Simplify right side
    790,513.31x = 272,198,435,353.16
  5. Step 5: Solve for x
    x = 272,198,435,353.16/790,513.31
  6. Step 6: Final answer
    x = 344,331.25

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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.