Home / 943,345.65-1,415,100.49-303,713.76

Finding the Fourth Proportional to 943,345.65, 1,415,100.49 and 303,713.76

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Solution

The fourth proportional to 943,345.65, 1,415,100.49 and 303,713.76 is: 455,597.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,345.65 : 1,415,100.49 = 303,713.76 : x
  2. Step 2: Convert to fraction form
    943,345.65/1,415,100.49 = 303,713.76/x
  3. Step 3: Cross multiply
    943,345.65x = 1,415,100.49 × 303,713.76
  4. Step 4: Simplify right side
    943,345.65x = 429,785,489,836.46
  5. Step 5: Solve for x
    x = 429,785,489,836.46/943,345.65
  6. Step 6: Final answer
    x = 455,597.04

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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.