Home / 1,477,557.13-2,216,336.31-355,626.13

Finding the Fourth Proportional to 1,477,557.13, 2,216,336.31 and 355,626.13

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Solution

The fourth proportional to 1,477,557.13, 2,216,336.31 and 355,626.13 is: 533,439.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477,557.13 : 2,216,336.31 = 355,626.13 : x
  2. Step 2: Convert to fraction form
    1,477,557.13/2,216,336.31 = 355,626.13/x
  3. Step 3: Cross multiply
    1,477,557.13x = 2,216,336.31 × 355,626.13
  4. Step 4: Simplify right side
    1,477,557.13x = 788,187,104,703.78
  5. Step 5: Solve for x
    x = 788,187,104,703.78/1,477,557.13
  6. Step 6: Final answer
    x = 533,439.34

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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.