Home / 405,332.04-607,670.10-168,852.36

Finding the Fourth Proportional to 405,332.04, 607,670.10 and 168,852.36

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Solution

The fourth proportional to 405,332.04, 607,670.10 and 168,852.36 is: 253,141.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,332.04 : 607,670.10 = 168,852.36 : x
  2. Step 2: Convert to fraction form
    405,332.04/607,670.10 = 168,852.36/x
  3. Step 3: Cross multiply
    405,332.04x = 607,670.10 × 168,852.36
  4. Step 4: Simplify right side
    405,332.04x = 102,606,530,486.44
  5. Step 5: Solve for x
    x = 102,606,530,486.44/405,332.04
  6. Step 6: Final answer
    x = 253,141.92

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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.