Home / 1,067,359.32-1,472,715-637,555.50

Finding the Fourth Proportional to 1,067,359.32, 1,472,715 and 637,555.50

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Solution

The fourth proportional to 1,067,359.32, 1,472,715 and 637,555.50 is: 879,682.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,359.32 : 1,472,715 = 637,555.50 : x
  2. Step 2: Convert to fraction form
    1,067,359.32/1,472,715 = 637,555.50/x
  3. Step 3: Cross multiply
    1,067,359.32x = 1,472,715 × 637,555.50
  4. Step 4: Simplify right side
    1,067,359.32x = 938,937,548,182.50
  5. Step 5: Solve for x
    x = 938,937,548,182.50/1,067,359.32
  6. Step 6: Final answer
    x = 879,682.72

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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.