Home / 672,188.32-1,008,579.04-356,567.84

Finding the Fourth Proportional to 672,188.32, 1,008,579.04 and 356,567.84

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Solution

The fourth proportional to 672,188.32, 1,008,579.04 and 356,567.84 is: 535,009.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,188.32 : 1,008,579.04 = 356,567.84 : x
  2. Step 2: Convert to fraction form
    672,188.32/1,008,579.04 = 356,567.84/x
  3. Step 3: Cross multiply
    672,188.32x = 1,008,579.04 × 356,567.84
  4. Step 4: Simplify right side
    672,188.32x = 359,626,849,762.07
  5. Step 5: Solve for x
    x = 359,626,849,762.07/672,188.32
  6. Step 6: Final answer
    x = 535,009.07

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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.