Home / 733,880.19-1,012,810.13-407,255.03

Finding the Fourth Proportional to 733,880.19, 1,012,810.13 and 407,255.03

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Solution

The fourth proportional to 733,880.19, 1,012,810.13 and 407,255.03 is: 562,042.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,880.19 : 1,012,810.13 = 407,255.03 : x
  2. Step 2: Convert to fraction form
    733,880.19/1,012,810.13 = 407,255.03/x
  3. Step 3: Cross multiply
    733,880.19x = 1,012,810.13 × 407,255.03
  4. Step 4: Simplify right side
    733,880.19x = 412,472,015,831.54
  5. Step 5: Solve for x
    x = 412,472,015,831.54/733,880.19
  6. Step 6: Final answer
    x = 562,042.72

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.