Home / 747,667.50-1,121,501.25-222,355.50

Finding the Fourth Proportional to 747,667.50, 1,121,501.25 and 222,355.50

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Solution

The fourth proportional to 747,667.50, 1,121,501.25 and 222,355.50 is: 333,533.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,667.50 : 1,121,501.25 = 222,355.50 : x
  2. Step 2: Convert to fraction form
    747,667.50/1,121,501.25 = 222,355.50/x
  3. Step 3: Cross multiply
    747,667.50x = 1,121,501.25 × 222,355.50
  4. Step 4: Simplify right side
    747,667.50x = 249,371,971,194.38
  5. Step 5: Solve for x
    x = 249,371,971,194.38/747,667.50
  6. Step 6: Final answer
    x = 333,533.25

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Double scale
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Similar ratio
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1.5x scale

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.