Home / 999,734.42-1,500,210.63-359,984.68

Finding the Fourth Proportional to 999,734.42, 1,500,210.63 and 359,984.68

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Solution

The fourth proportional to 999,734.42, 1,500,210.63 and 359,984.68 is: 540,196.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,734.42 : 1,500,210.63 = 359,984.68 : x
  2. Step 2: Convert to fraction form
    999,734.42/1,500,210.63 = 359,984.68/x
  3. Step 3: Cross multiply
    999,734.42x = 1,500,210.63 × 359,984.68
  4. Step 4: Simplify right side
    999,734.42x = 540,052,839,822.62
  5. Step 5: Solve for x
    x = 540,052,839,822.62/999,734.42
  6. Step 6: Final answer
    x = 540,196.30

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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.