Home / 875,715.34-1,313,628.39-370,182.10

Finding the Fourth Proportional to 875,715.34, 1,313,628.39 and 370,182.10

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Solution

The fourth proportional to 875,715.34, 1,313,628.39 and 370,182.10 is: 555,296.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,715.34 : 1,313,628.39 = 370,182.10 : x
  2. Step 2: Convert to fraction form
    875,715.34/1,313,628.39 = 370,182.10/x
  3. Step 3: Cross multiply
    875,715.34x = 1,313,628.39 × 370,182.10
  4. Step 4: Simplify right side
    875,715.34x = 486,281,716,029.82
  5. Step 5: Solve for x
    x = 486,281,716,029.82/875,715.34
  6. Step 6: Final answer
    x = 555,296.56

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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.