Home / 914,904.60-1,262,616.89-507,050.97

Finding the Fourth Proportional to 914,904.60, 1,262,616.89 and 507,050.97

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Solution

The fourth proportional to 914,904.60, 1,262,616.89 and 507,050.97 is: 699,757.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,904.60 : 1,262,616.89 = 507,050.97 : x
  2. Step 2: Convert to fraction form
    914,904.60/1,262,616.89 = 507,050.97/x
  3. Step 3: Cross multiply
    914,904.60x = 1,262,616.89 × 507,050.97
  4. Step 4: Simplify right side
    914,904.60x = 640,211,118,812.88
  5. Step 5: Solve for x
    x = 640,211,118,812.88/914,904.60
  6. Step 6: Final answer
    x = 699,757.24

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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.