Home / 983,039.06-1,474,065.30-477,283.16

Finding the Fourth Proportional to 983,039.06, 1,474,065.30 and 477,283.16

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Solution

The fourth proportional to 983,039.06, 1,474,065.30 and 477,283.16 is: 715,685.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,039.06 : 1,474,065.30 = 477,283.16 : x
  2. Step 2: Convert to fraction form
    983,039.06/1,474,065.30 = 477,283.16/x
  3. Step 3: Cross multiply
    983,039.06x = 1,474,065.30 × 477,283.16
  4. Step 4: Simplify right side
    983,039.06x = 703,546,544,430.35
  5. Step 5: Solve for x
    x = 703,546,544,430.35/983,039.06
  6. Step 6: Final answer
    x = 715,685.24

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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.