Home / 340,864.64-470,428.32-204,943.04

Finding the Fourth Proportional to 340,864.64, 470,428.32 and 204,943.04

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Solution

The fourth proportional to 340,864.64, 470,428.32 and 204,943.04 is: 282,842.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,864.64 : 470,428.32 = 204,943.04 : x
  2. Step 2: Convert to fraction form
    340,864.64/470,428.32 = 204,943.04/x
  3. Step 3: Cross multiply
    340,864.64x = 470,428.32 × 204,943.04
  4. Step 4: Simplify right side
    340,864.64x = 96,411,010,002.89
  5. Step 5: Solve for x
    x = 96,411,010,002.89/340,864.64
  6. Step 6: Final answer
    x = 282,842.51

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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.