Home / 735,425.73-1,014,901.25-408,769.34

Finding the Fourth Proportional to 735,425.73, 1,014,901.25 and 408,769.34

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Solution

The fourth proportional to 735,425.73, 1,014,901.25 and 408,769.34 is: 564,109.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,425.73 : 1,014,901.25 = 408,769.34 : x
  2. Step 2: Convert to fraction form
    735,425.73/1,014,901.25 = 408,769.34/x
  3. Step 3: Cross multiply
    735,425.73x = 1,014,901.25 × 408,769.34
  4. Step 4: Simplify right side
    735,425.73x = 414,860,507,009.32
  5. Step 5: Solve for x
    x = 414,860,507,009.32/735,425.73
  6. Step 6: Final answer
    x = 564,109.32

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.