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Finding the Fourth Proportional to 636,430.37, 955,060.88 and 237,390.35

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Solution

The fourth proportional to 636,430.37, 955,060.88 and 237,390.35 is: 356,240.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,430.37 : 955,060.88 = 237,390.35 : x
  2. Step 2: Convert to fraction form
    636,430.37/955,060.88 = 237,390.35/x
  3. Step 3: Cross multiply
    636,430.37x = 955,060.88 × 237,390.35
  4. Step 4: Simplify right side
    636,430.37x = 226,722,230,612.25
  5. Step 5: Solve for x
    x = 226,722,230,612.25/636,430.37
  6. Step 6: Final answer
    x = 356,240.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.