Home / 758,669.04-1,046,984.46-419,159.16

Finding the Fourth Proportional to 758,669.04, 1,046,984.46 and 419,159.16

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Solution

The fourth proportional to 758,669.04, 1,046,984.46 and 419,159.16 is: 578,451.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,669.04 : 1,046,984.46 = 419,159.16 : x
  2. Step 2: Convert to fraction form
    758,669.04/1,046,984.46 = 419,159.16/x
  3. Step 3: Cross multiply
    758,669.04x = 1,046,984.46 × 419,159.16
  4. Step 4: Simplify right side
    758,669.04x = 438,853,126,786.65
  5. Step 5: Solve for x
    x = 438,853,126,786.65/758,669.04
  6. Step 6: Final answer
    x = 578,451.35

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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.