Home / 983,420.62-1,357,162.32-547,837.45

Finding the Fourth Proportional to 983,420.62, 1,357,162.32 and 547,837.45

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Solution

The fourth proportional to 983,420.62, 1,357,162.32 and 547,837.45 is: 756,039.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,420.62 : 1,357,162.32 = 547,837.45 : x
  2. Step 2: Convert to fraction form
    983,420.62/1,357,162.32 = 547,837.45/x
  3. Step 3: Cross multiply
    983,420.62x = 1,357,162.32 × 547,837.45
  4. Step 4: Simplify right side
    983,420.62x = 743,504,344,624.88
  5. Step 5: Solve for x
    x = 743,504,344,624.88/983,420.62
  6. Step 6: Final answer
    x = 756,039.00

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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.