Home / 743,423.37-1,025,904.28-437,517.75

Finding the Fourth Proportional to 743,423.37, 1,025,904.28 and 437,517.75

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Solution

The fourth proportional to 743,423.37, 1,025,904.28 and 437,517.75 is: 603,762.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,423.37 : 1,025,904.28 = 437,517.75 : x
  2. Step 2: Convert to fraction form
    743,423.37/1,025,904.28 = 437,517.75/x
  3. Step 3: Cross multiply
    743,423.37x = 1,025,904.28 × 437,517.75
  4. Step 4: Simplify right side
    743,423.37x = 448,851,332,300.97
  5. Step 5: Solve for x
    x = 448,851,332,300.97/743,423.37
  6. Step 6: Final answer
    x = 603,762.74

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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.