Home / 875,511.92-1,313,666.91-449,347.01

Finding the Fourth Proportional to 875,511.92, 1,313,666.91 and 449,347.01

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Solution

The fourth proportional to 875,511.92, 1,313,666.91 and 449,347.01 is: 674,225.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,511.92 : 1,313,666.91 = 449,347.01 : x
  2. Step 2: Convert to fraction form
    875,511.92/1,313,666.91 = 449,347.01/x
  3. Step 3: Cross multiply
    875,511.92x = 1,313,666.91 × 449,347.01
  4. Step 4: Simplify right side
    875,511.92x = 590,292,304,507.51
  5. Step 5: Solve for x
    x = 590,292,304,507.51/875,511.92
  6. Step 6: Final answer
    x = 674,225.32

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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.