Home / 340,637.28-470,056.95-204,590.39

Finding the Fourth Proportional to 340,637.28, 470,056.95 and 204,590.39

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Solution

The fourth proportional to 340,637.28, 470,056.95 and 204,590.39 is: 282,321.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,637.28 : 470,056.95 = 204,590.39 : x
  2. Step 2: Convert to fraction form
    340,637.28/470,056.95 = 204,590.39/x
  3. Step 3: Cross multiply
    340,637.28x = 470,056.95 × 204,590.39
  4. Step 4: Simplify right side
    340,637.28x = 96,169,132,372.43
  5. Step 5: Solve for x
    x = 96,169,132,372.43/340,637.28
  6. Step 6: Final answer
    x = 282,321.22

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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.