Home / 712,733.70-1,069,089.23-172,994.45

Finding the Fourth Proportional to 712,733.70, 1,069,089.23 and 172,994.45

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Solution

The fourth proportional to 712,733.70, 1,069,089.23 and 172,994.45 is: 259,488.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,733.70 : 1,069,089.23 = 172,994.45 : x
  2. Step 2: Convert to fraction form
    712,733.70/1,069,089.23 = 172,994.45/x
  3. Step 3: Cross multiply
    712,733.70x = 1,069,089.23 × 172,994.45
  4. Step 4: Simplify right side
    712,733.70x = 184,946,500,531.81
  5. Step 5: Solve for x
    x = 184,946,500,531.81/712,733.70
  6. Step 6: Final answer
    x = 259,488.92

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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.