Home / 243,317.06-333,338.81-234,220.07

Finding the Fourth Proportional to 243,317.06, 333,338.81 and 234,220.07

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Solution

The fourth proportional to 243,317.06, 333,338.81 and 234,220.07 is: 320,876.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,317.06 : 333,338.81 = 234,220.07 : x
  2. Step 2: Convert to fraction form
    243,317.06/333,338.81 = 234,220.07/x
  3. Step 3: Cross multiply
    243,317.06x = 333,338.81 × 234,220.07
  4. Step 4: Simplify right side
    243,317.06x = 78,074,636,574.12
  5. Step 5: Solve for x
    x = 78,074,636,574.12/243,317.06
  6. Step 6: Final answer
    x = 320,876.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.