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Finding the Fourth Proportional to 564,827.00, 779,466.31 and 310,180.01

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Solution

The fourth proportional to 564,827.00, 779,466.31 and 310,180.01 is: 428,051.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,827.00 : 779,466.31 = 310,180.01 : x
  2. Step 2: Convert to fraction form
    564,827.00/779,466.31 = 310,180.01/x
  3. Step 3: Cross multiply
    564,827.00x = 779,466.31 × 310,180.01
  4. Step 4: Simplify right side
    564,827.00x = 241,774,863,157.68
  5. Step 5: Solve for x
    x = 241,774,863,157.68/564,827.00
  6. Step 6: Final answer
    x = 428,051.18

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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.