Home / 839,497.31-1,158,510.15-476,941.07

Finding the Fourth Proportional to 839,497.31, 1,158,510.15 and 476,941.07

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Solution

The fourth proportional to 839,497.31, 1,158,510.15 and 476,941.07 is: 658,180.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,497.31 : 1,158,510.15 = 476,941.07 : x
  2. Step 2: Convert to fraction form
    839,497.31/1,158,510.15 = 476,941.07/x
  3. Step 3: Cross multiply
    839,497.31x = 1,158,510.15 × 476,941.07
  4. Step 4: Simplify right side
    839,497.31x = 552,541,073,443.14
  5. Step 5: Solve for x
    x = 552,541,073,443.14/839,497.31
  6. Step 6: Final answer
    x = 658,180.88

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1.5x scale

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.