Home / 1,477,357.57-2,216,036.39-355,426.57

Finding the Fourth Proportional to 1,477,357.57, 2,216,036.39 and 355,426.57

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Solution

The fourth proportional to 1,477,357.57, 2,216,036.39 and 355,426.57 is: 533,139.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477,357.57 : 2,216,036.39 = 355,426.57 : x
  2. Step 2: Convert to fraction form
    1,477,357.57/2,216,036.39 = 355,426.57/x
  3. Step 3: Cross multiply
    1,477,357.57x = 2,216,036.39 × 355,426.57
  4. Step 4: Simplify right side
    1,477,357.57x = 787,638,213,092.88
  5. Step 5: Solve for x
    x = 787,638,213,092.88/1,477,357.57
  6. Step 6: Final answer
    x = 533,139.86

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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.