Home / 302,768.16-417,852.90-166,816.05

Finding the Fourth Proportional to 302,768.16, 417,852.90 and 166,816.05

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Solution

The fourth proportional to 302,768.16, 417,852.90 and 166,816.05 is: 230,224.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,768.16 : 417,852.90 = 166,816.05 : x
  2. Step 2: Convert to fraction form
    302,768.16/417,852.90 = 166,816.05/x
  3. Step 3: Cross multiply
    302,768.16x = 417,852.90 × 166,816.05
  4. Step 4: Simplify right side
    302,768.16x = 69,704,570,259.05
  5. Step 5: Solve for x
    x = 69,704,570,259.05/302,768.16
  6. Step 6: Final answer
    x = 230,224.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.