Home / 1,433,263.68-2,150,206.54-435,965.76

Finding the Fourth Proportional to 1,433,263.68, 2,150,206.54 and 435,965.76

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Solution

The fourth proportional to 1,433,263.68, 2,150,206.54 and 435,965.76 is: 654,043.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,263.68 : 2,150,206.54 = 435,965.76 : x
  2. Step 2: Convert to fraction form
    1,433,263.68/2,150,206.54 = 435,965.76/x
  3. Step 3: Cross multiply
    1,433,263.68x = 2,150,206.54 × 435,965.76
  4. Step 4: Simplify right side
    1,433,263.68x = 937,416,428,368.07
  5. Step 5: Solve for x
    x = 937,416,428,368.07/1,433,263.68
  6. Step 6: Final answer
    x = 654,043.25

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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.