Home / 875,821.50-1,314,242.55-370,352.34

Finding the Fourth Proportional to 875,821.50, 1,314,242.55 and 370,352.34

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Solution

The fourth proportional to 875,821.50, 1,314,242.55 and 370,352.34 is: 555,744.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,821.50 : 1,314,242.55 = 370,352.34 : x
  2. Step 2: Convert to fraction form
    875,821.50/1,314,242.55 = 370,352.34/x
  3. Step 3: Cross multiply
    875,821.50x = 1,314,242.55 × 370,352.34
  4. Step 4: Simplify right side
    875,821.50x = 486,732,803,720.07
  5. Step 5: Solve for x
    x = 486,732,803,720.07/875,821.50
  6. Step 6: Final answer
    x = 555,744.30

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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.