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Finding the Fourth Proportional to 473,237.30, 710,374.35 and 263,285.30

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Solution

The fourth proportional to 473,237.30, 710,374.35 and 263,285.30 is: 395,216.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,237.30 : 710,374.35 = 263,285.30 : x
  2. Step 2: Convert to fraction form
    473,237.30/710,374.35 = 263,285.30/x
  3. Step 3: Cross multiply
    473,237.30x = 710,374.35 × 263,285.30
  4. Step 4: Simplify right side
    473,237.30x = 187,031,123,852.06
  5. Step 5: Solve for x
    x = 187,031,123,852.06/473,237.30
  6. Step 6: Final answer
    x = 395,216.36

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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.