Home / 313,826.90-470,743.62-124,333.40

Finding the Fourth Proportional to 313,826.90, 470,743.62 and 124,333.40

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Solution

The fourth proportional to 313,826.90, 470,743.62 and 124,333.40 is: 186,501.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,826.90 : 470,743.62 = 124,333.40 : x
  2. Step 2: Convert to fraction form
    313,826.90/470,743.62 = 124,333.40/x
  3. Step 3: Cross multiply
    313,826.90x = 470,743.62 × 124,333.40
  4. Step 4: Simplify right side
    313,826.90x = 58,529,154,802.91
  5. Step 5: Solve for x
    x = 58,529,154,802.91/313,826.90
  6. Step 6: Final answer
    x = 186,501.40

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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.