Home / 748,090.23-1,032,365.69-425,800.34

Finding the Fourth Proportional to 748,090.23, 1,032,365.69 and 425,800.34

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Solution

The fourth proportional to 748,090.23, 1,032,365.69 and 425,800.34 is: 587,605.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,090.23 : 1,032,365.69 = 425,800.34 : x
  2. Step 2: Convert to fraction form
    748,090.23/1,032,365.69 = 425,800.34/x
  3. Step 3: Cross multiply
    748,090.23x = 1,032,365.69 × 425,800.34
  4. Step 4: Simplify right side
    748,090.23x = 439,581,665,790.68
  5. Step 5: Solve for x
    x = 439,581,665,790.68/748,090.23
  6. Step 6: Final answer
    x = 587,605.14

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Double scale
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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.