Home / 670,040.64-1,005,258.17-243,569.75

Finding the Fourth Proportional to 670,040.64, 1,005,258.17 and 243,569.75

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Solution

The fourth proportional to 670,040.64, 1,005,258.17 and 243,569.75 is: 365,426.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,040.64 : 1,005,258.17 = 243,569.75 : x
  2. Step 2: Convert to fraction form
    670,040.64/1,005,258.17 = 243,569.75/x
  3. Step 3: Cross multiply
    670,040.64x = 1,005,258.17 × 243,569.75
  4. Step 4: Simplify right side
    670,040.64x = 244,850,481,152.36
  5. Step 5: Solve for x
    x = 244,850,481,152.36/670,040.64
  6. Step 6: Final answer
    x = 365,426.31

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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.