Home / 1,477,465.47-2,216,031.96-398,057.76

Finding the Fourth Proportional to 1,477,465.47, 2,216,031.96 and 398,057.76

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Solution

The fourth proportional to 1,477,465.47, 2,216,031.96 and 398,057.76 is: 597,041.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477,465.47 : 2,216,031.96 = 398,057.76 : x
  2. Step 2: Convert to fraction form
    1,477,465.47/2,216,031.96 = 398,057.76/x
  3. Step 3: Cross multiply
    1,477,465.47x = 2,216,031.96 × 398,057.76
  4. Step 4: Simplify right side
    1,477,465.47x = 882,108,718,086.01
  5. Step 5: Solve for x
    x = 882,108,718,086.01/1,477,465.47
  6. Step 6: Final answer
    x = 597,041.85

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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.