Home / 302,419.16-417,267.24-254,204.36

Finding the Fourth Proportional to 302,419.16, 417,267.24 and 254,204.36

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Solution

The fourth proportional to 302,419.16, 417,267.24 and 254,204.36 is: 350,742.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,419.16 : 417,267.24 = 254,204.36 : x
  2. Step 2: Convert to fraction form
    302,419.16/417,267.24 = 254,204.36/x
  3. Step 3: Cross multiply
    302,419.16x = 417,267.24 × 254,204.36
  4. Step 4: Simplify right side
    302,419.16x = 106,071,151,693.17
  5. Step 5: Solve for x
    x = 106,071,151,693.17/302,419.16
  6. Step 6: Final answer
    x = 350,742.17

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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.