Home / 906,620.16-1,251,142.41-493,160.50

Finding the Fourth Proportional to 906,620.16, 1,251,142.41 and 493,160.50

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Solution

The fourth proportional to 906,620.16, 1,251,142.41 and 493,160.50 is: 680,565.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,620.16 : 1,251,142.41 = 493,160.50 : x
  2. Step 2: Convert to fraction form
    906,620.16/1,251,142.41 = 493,160.50/x
  3. Step 3: Cross multiply
    906,620.16x = 1,251,142.41 × 493,160.50
  4. Step 4: Simplify right side
    906,620.16x = 617,014,018,381.76
  5. Step 5: Solve for x
    x = 617,014,018,381.76/906,620.16
  6. Step 6: Final answer
    x = 680,565.08

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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.