Home / 839,958.93-1,159,114.46-477,376.47

Finding the Fourth Proportional to 839,958.93, 1,159,114.46 and 477,376.47

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Solution

The fourth proportional to 839,958.93, 1,159,114.46 and 477,376.47 is: 658,763.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,958.93 : 1,159,114.46 = 477,376.47 : x
  2. Step 2: Convert to fraction form
    839,958.93/1,159,114.46 = 477,376.47/x
  3. Step 3: Cross multiply
    839,958.93x = 1,159,114.46 × 477,376.47
  4. Step 4: Simplify right side
    839,958.93x = 553,333,966,853.87
  5. Step 5: Solve for x
    x = 553,333,966,853.87/839,958.93
  6. Step 6: Final answer
    x = 658,763.12

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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.