Home / 562,055.04-775,654.68-307,406.24

Finding the Fourth Proportional to 562,055.04, 775,654.68 and 307,406.24

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Solution

The fourth proportional to 562,055.04, 775,654.68 and 307,406.24 is: 424,230.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,055.04 : 775,654.68 = 307,406.24 : x
  2. Step 2: Convert to fraction form
    562,055.04/775,654.68 = 307,406.24/x
  3. Step 3: Cross multiply
    562,055.04x = 775,654.68 × 307,406.24
  4. Step 4: Simplify right side
    562,055.04x = 238,441,088,717.20
  5. Step 5: Solve for x
    x = 238,441,088,717.20/562,055.04
  6. Step 6: Final answer
    x = 424,230.85

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Double scale
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Similar ratio
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1.5x scale

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.