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Finding the Fourth Proportional to 405,199.00, 607,824.42 and 155,881.00

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Solution

The fourth proportional to 405,199.00, 607,824.42 and 155,881.00 is: 233,831.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,199.00 : 607,824.42 = 155,881.00 : x
  2. Step 2: Convert to fraction form
    405,199.00/607,824.42 = 155,881.00/x
  3. Step 3: Cross multiply
    405,199.00x = 607,824.42 × 155,881.00
  4. Step 4: Simplify right side
    405,199.00x = 94,748,274,595.49
  5. Step 5: Solve for x
    x = 94,748,274,595.49/405,199.00
  6. Step 6: Final answer
    x = 233,831.46

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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.