Home / 947,892.04-1,420,580.50-414,832.66

Finding the Fourth Proportional to 947,892.04, 1,420,580.50 and 414,832.66

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Solution

The fourth proportional to 947,892.04, 1,420,580.50 and 414,832.66 is: 621,698.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,892.04 : 1,420,580.50 = 414,832.66 : x
  2. Step 2: Convert to fraction form
    947,892.04/1,420,580.50 = 414,832.66/x
  3. Step 3: Cross multiply
    947,892.04x = 1,420,580.50 × 414,832.66
  4. Step 4: Simplify right side
    947,892.04x = 589,303,187,559.13
  5. Step 5: Solve for x
    x = 589,303,187,559.13/947,892.04
  6. Step 6: Final answer
    x = 621,698.64

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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.