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Finding the Fourth Proportional to 374,835, 562,253.04 and 153,219

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Solution

The fourth proportional to 374,835, 562,253.04 and 153,219 is: 229,828.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,835 : 562,253.04 = 153,219 : x
  2. Step 2: Convert to fraction form
    374,835/562,253.04 = 153,219/x
  3. Step 3: Cross multiply
    374,835x = 562,253.04 × 153,219
  4. Step 4: Simplify right side
    374,835x = 86,147,848,535.76
  5. Step 5: Solve for x
    x = 86,147,848,535.76/374,835
  6. Step 6: Final answer
    x = 229,828.72

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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.