Home / 734,956.49-1,014,321.21-429,108.05

Finding the Fourth Proportional to 734,956.49, 1,014,321.21 and 429,108.05

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Solution

The fourth proportional to 734,956.49, 1,014,321.21 and 429,108.05 is: 592,216.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,956.49 : 1,014,321.21 = 429,108.05 : x
  2. Step 2: Convert to fraction form
    734,956.49/1,014,321.21 = 429,108.05/x
  3. Step 3: Cross multiply
    734,956.49x = 1,014,321.21 × 429,108.05
  4. Step 4: Simplify right side
    734,956.49x = 435,253,396,496.74
  5. Step 5: Solve for x
    x = 435,253,396,496.74/734,956.49
  6. Step 6: Final answer
    x = 592,216.55

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Double scale
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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.