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Finding the Fourth Proportional to 507,171.66, 760,831.66 and 152,213.74

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Solution

The fourth proportional to 507,171.66, 760,831.66 and 152,213.74 is: 228,342.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,171.66 : 760,831.66 = 152,213.74 : x
  2. Step 2: Convert to fraction form
    507,171.66/760,831.66 = 152,213.74/x
  3. Step 3: Cross multiply
    507,171.66x = 760,831.66 × 152,213.74
  4. Step 4: Simplify right side
    507,171.66x = 115,809,032,479.01
  5. Step 5: Solve for x
    x = 115,809,032,479.01/507,171.66
  6. Step 6: Final answer
    x = 228,342.87

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1.5x scale

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.