Home / 1,477,030.77-2,215,546.17-355,099.77

Finding the Fourth Proportional to 1,477,030.77, 2,215,546.17 and 355,099.77

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Solution

The fourth proportional to 1,477,030.77, 2,215,546.17 and 355,099.77 is: 532,649.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477,030.77 : 2,215,546.17 = 355,099.77 : x
  2. Step 2: Convert to fraction form
    1,477,030.77/2,215,546.17 = 355,099.77/x
  3. Step 3: Cross multiply
    1,477,030.77x = 2,215,546.17 × 355,099.77
  4. Step 4: Simplify right side
    1,477,030.77x = 786,739,935,391.38
  5. Step 5: Solve for x
    x = 786,739,935,391.38/1,477,030.77
  6. Step 6: Final answer
    x = 532,649.66

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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.