Home / 912,600.54-1,367,935.50-343,735.50

Finding the Fourth Proportional to 912,600.54, 1,367,935.50 and 343,735.50

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Solution

The fourth proportional to 912,600.54, 1,367,935.50 and 343,735.50 is: 515,239.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,600.54 : 1,367,935.50 = 343,735.50 : x
  2. Step 2: Convert to fraction form
    912,600.54/1,367,935.50 = 343,735.50/x
  3. Step 3: Cross multiply
    912,600.54x = 1,367,935.50 × 343,735.50
  4. Step 4: Simplify right side
    912,600.54x = 470,207,991,341.57
  5. Step 5: Solve for x
    x = 470,207,991,341.57/912,600.54
  6. Step 6: Final answer
    x = 515,239.66

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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.