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Finding the Fourth Proportional to 473,001.36, 652,743.72 and 258,146.25

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Solution

The fourth proportional to 473,001.36, 652,743.72 and 258,146.25 is: 356,242.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,001.36 : 652,743.72 = 258,146.25 : x
  2. Step 2: Convert to fraction form
    473,001.36/652,743.72 = 258,146.25/x
  3. Step 3: Cross multiply
    473,001.36x = 652,743.72 × 258,146.25
  4. Step 4: Simplify right side
    473,001.36x = 168,503,343,529.05
  5. Step 5: Solve for x
    x = 168,503,343,529.05/473,001.36
  6. Step 6: Final answer
    x = 356,242.83

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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.