Home / 1,558,960.16-2,338,637.06-493,621.43

Finding the Fourth Proportional to 1,558,960.16, 2,338,637.06 and 493,621.43

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Solution

The fourth proportional to 1,558,960.16, 2,338,637.06 and 493,621.43 is: 740,494.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,960.16 : 2,338,637.06 = 493,621.43 : x
  2. Step 2: Convert to fraction form
    1,558,960.16/2,338,637.06 = 493,621.43/x
  3. Step 3: Cross multiply
    1,558,960.16x = 2,338,637.06 × 493,621.43
  4. Step 4: Simplify right side
    1,558,960.16x = 1,154,401,359,349.06
  5. Step 5: Solve for x
    x = 1,154,401,359,349.06/1,558,960.16
  6. Step 6: Final answer
    x = 740,494.46

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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.