Home / 710,905.86-1,066,624.92-369,136.08

Finding the Fourth Proportional to 710,905.86, 1,066,624.92 and 369,136.08

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Solution

The fourth proportional to 710,905.86, 1,066,624.92 and 369,136.08 is: 553,842.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,905.86 : 1,066,624.92 = 369,136.08 : x
  2. Step 2: Convert to fraction form
    710,905.86/1,066,624.92 = 369,136.08/x
  3. Step 3: Cross multiply
    710,905.86x = 1,066,624.92 × 369,136.08
  4. Step 4: Simplify right side
    710,905.86x = 393,729,741,799.11
  5. Step 5: Solve for x
    x = 393,729,741,799.11/710,905.86
  6. Step 6: Final answer
    x = 553,842.31

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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.