Home / 507,822.36-700,430.94-335,540.76

Finding the Fourth Proportional to 507,822.36, 700,430.94 and 335,540.76

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Solution

The fourth proportional to 507,822.36, 700,430.94 and 335,540.76 is: 462,805.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,822.36 : 700,430.94 = 335,540.76 : x
  2. Step 2: Convert to fraction form
    507,822.36/700,430.94 = 335,540.76/x
  3. Step 3: Cross multiply
    507,822.36x = 700,430.94 × 335,540.76
  4. Step 4: Simplify right side
    507,822.36x = 235,023,129,935.11
  5. Step 5: Solve for x
    x = 235,023,129,935.11/507,822.36
  6. Step 6: Final answer
    x = 462,805.79

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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.