Home / 875,599.07-1,313,905.05-370,127.34

Finding the Fourth Proportional to 875,599.07, 1,313,905.05 and 370,127.34

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Solution

The fourth proportional to 875,599.07, 1,313,905.05 and 370,127.34 is: 555,405.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,599.07 : 1,313,905.05 = 370,127.34 : x
  2. Step 2: Convert to fraction form
    875,599.07/1,313,905.05 = 370,127.34/x
  3. Step 3: Cross multiply
    875,599.07x = 1,313,905.05 × 370,127.34
  4. Step 4: Simplify right side
    875,599.07x = 486,312,181,169.07
  5. Step 5: Solve for x
    x = 486,312,181,169.07/875,599.07
  6. Step 6: Final answer
    x = 555,405.09

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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.