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Finding the Fourth Proportional to 473,218.70, 710,022.45 and 173,842.70

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Solution

The fourth proportional to 473,218.70, 710,022.45 and 173,842.70 is: 260,835.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,218.70 : 710,022.45 = 173,842.70 : x
  2. Step 2: Convert to fraction form
    473,218.70/710,022.45 = 173,842.70/x
  3. Step 3: Cross multiply
    473,218.70x = 710,022.45 × 173,842.70
  4. Step 4: Simplify right side
    473,218.70x = 123,432,219,768.62
  5. Step 5: Solve for x
    x = 123,432,219,768.62/473,218.70
  6. Step 6: Final answer
    x = 260,835.47

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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.