Home / 505,013.04-697,921.08-414,227.76

Finding the Fourth Proportional to 505,013.04, 697,921.08 and 414,227.76

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Solution

The fourth proportional to 505,013.04, 697,921.08 and 414,227.76 is: 572,457.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,013.04 : 697,921.08 = 414,227.76 : x
  2. Step 2: Convert to fraction form
    505,013.04/697,921.08 = 414,227.76/x
  3. Step 3: Cross multiply
    505,013.04x = 697,921.08 × 414,227.76
  4. Step 4: Simplify right side
    505,013.04x = 289,098,285,625.18
  5. Step 5: Solve for x
    x = 289,098,285,625.18/505,013.04
  6. Step 6: Final answer
    x = 572,457.07

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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.