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Finding the Fourth Proportional to 473,777.77, 710,588.81 and 170,109.06

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Solution

The fourth proportional to 473,777.77, 710,588.81 and 170,109.06 is: 255,135.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,777.77 : 710,588.81 = 170,109.06 : x
  2. Step 2: Convert to fraction form
    473,777.77/710,588.81 = 170,109.06/x
  3. Step 3: Cross multiply
    473,777.77x = 710,588.81 × 170,109.06
  4. Step 4: Simplify right side
    473,777.77x = 120,877,594,042.70
  5. Step 5: Solve for x
    x = 120,877,594,042.70/473,777.77
  6. Step 6: Final answer
    x = 255,135.64

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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.