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Finding the Fourth Proportional to 562,110.36, 775,724.59 and 307,461.54

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Solution

The fourth proportional to 562,110.36, 775,724.59 and 307,461.54 is: 424,303.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,110.36 : 775,724.59 = 307,461.54 : x
  2. Step 2: Convert to fraction form
    562,110.36/775,724.59 = 307,461.54/x
  3. Step 3: Cross multiply
    562,110.36x = 775,724.59 × 307,461.54
  4. Step 4: Simplify right side
    562,110.36x = 238,505,477,057.27
  5. Step 5: Solve for x
    x = 238,505,477,057.27/562,110.36
  6. Step 6: Final answer
    x = 424,303.65

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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.