Home / 460,027.72-634,844.30-253,320.34

Finding the Fourth Proportional to 460,027.72, 634,844.30 and 253,320.34

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Solution

The fourth proportional to 460,027.72, 634,844.30 and 253,320.34 is: 349,585.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,027.72 : 634,844.30 = 253,320.34 : x
  2. Step 2: Convert to fraction form
    460,027.72/634,844.30 = 253,320.34/x
  3. Step 3: Cross multiply
    460,027.72x = 634,844.30 × 253,320.34
  4. Step 4: Simplify right side
    460,027.72x = 160,818,974,847.79
  5. Step 5: Solve for x
    x = 160,818,974,847.79/460,027.72
  6. Step 6: Final answer
    x = 349,585.40

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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.