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Finding the Fourth Proportional to 472,964.00, 652,704.08 and 258,117.91

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Solution

The fourth proportional to 472,964.00, 652,704.08 and 258,117.91 is: 356,210.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,964.00 : 652,704.08 = 258,117.91 : x
  2. Step 2: Convert to fraction form
    472,964.00/652,704.08 = 258,117.91/x
  3. Step 3: Cross multiply
    472,964.00x = 652,704.08 × 258,117.91
  4. Step 4: Simplify right side
    472,964.00x = 168,474,610,055.72
  5. Step 5: Solve for x
    x = 168,474,610,055.72/472,964.00
  6. Step 6: Final answer
    x = 356,210.22

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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.