Home / 1,023,607.62-1,535,356.04-313,637.72

Finding the Fourth Proportional to 1,023,607.62, 1,535,356.04 and 313,637.72

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Solution

The fourth proportional to 1,023,607.62, 1,535,356.04 and 313,637.72 is: 470,439.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,607.62 : 1,535,356.04 = 313,637.72 : x
  2. Step 2: Convert to fraction form
    1,023,607.62/1,535,356.04 = 313,637.72/x
  3. Step 3: Cross multiply
    1,023,607.62x = 1,535,356.04 × 313,637.72
  4. Step 4: Simplify right side
    1,023,607.62x = 481,545,558,528.86
  5. Step 5: Solve for x
    x = 481,545,558,528.86/1,023,607.62
  6. Step 6: Final answer
    x = 470,439.60

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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.