Home / 842,027.32-1,162,014.42-460,077.80

Finding the Fourth Proportional to 842,027.32, 1,162,014.42 and 460,077.80

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Solution

The fourth proportional to 842,027.32, 1,162,014.42 and 460,077.80 is: 634,916.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,027.32 : 1,162,014.42 = 460,077.80 : x
  2. Step 2: Convert to fraction form
    842,027.32/1,162,014.42 = 460,077.80/x
  3. Step 3: Cross multiply
    842,027.32x = 1,162,014.42 × 460,077.80
  4. Step 4: Simplify right side
    842,027.32x = 534,617,037,921.88
  5. Step 5: Solve for x
    x = 534,617,037,921.88/842,027.32
  6. Step 6: Final answer
    x = 634,916.50

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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.