Home / 1,477,557.88-2,216,337.43-355,626.88

Finding the Fourth Proportional to 1,477,557.88, 2,216,337.43 and 355,626.88

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Solution

The fourth proportional to 1,477,557.88, 2,216,337.43 and 355,626.88 is: 533,440.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477,557.88 : 2,216,337.43 = 355,626.88 : x
  2. Step 2: Convert to fraction form
    1,477,557.88/2,216,337.43 = 355,626.88/x
  3. Step 3: Cross multiply
    1,477,557.88x = 2,216,337.43 × 355,626.88
  4. Step 4: Simplify right side
    1,477,557.88x = 788,189,165,258.12
  5. Step 5: Solve for x
    x = 788,189,165,258.12/1,477,557.88
  6. Step 6: Final answer
    x = 533,440.47

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.