Home / 564,544.20-779,041.98-335,111.16

Finding the Fourth Proportional to 564,544.20, 779,041.98 and 335,111.16

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Solution

The fourth proportional to 564,544.20, 779,041.98 and 335,111.16 is: 462,436.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,544.20 : 779,041.98 = 335,111.16 : x
  2. Step 2: Convert to fraction form
    564,544.20/779,041.98 = 335,111.16/x
  3. Step 3: Cross multiply
    564,544.20x = 779,041.98 × 335,111.16
  4. Step 4: Simplify right side
    564,544.20x = 261,065,661,606.50
  5. Step 5: Solve for x
    x = 261,065,661,606.50/564,544.20
  6. Step 6: Final answer
    x = 462,436.18

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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.