Home / 724,973.49-1,000,594.44-419,007.65

Finding the Fourth Proportional to 724,973.49, 1,000,594.44 and 419,007.65

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Solution

The fourth proportional to 724,973.49, 1,000,594.44 and 419,007.65 is: 578,306.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,973.49 : 1,000,594.44 = 419,007.65 : x
  2. Step 2: Convert to fraction form
    724,973.49/1,000,594.44 = 419,007.65/x
  3. Step 3: Cross multiply
    724,973.49x = 1,000,594.44 × 419,007.65
  4. Step 4: Simplify right side
    724,973.49x = 419,256,719,904.49
  5. Step 5: Solve for x
    x = 419,256,719,904.49/724,973.49
  6. Step 6: Final answer
    x = 578,306.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.