Home / 992,491.10-1,369,598.19-539,782.46

Finding the Fourth Proportional to 992,491.10, 1,369,598.19 and 539,782.46

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Solution

The fourth proportional to 992,491.10, 1,369,598.19 and 539,782.46 is: 744,878.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,491.10 : 1,369,598.19 = 539,782.46 : x
  2. Step 2: Convert to fraction form
    992,491.10/1,369,598.19 = 539,782.46/x
  3. Step 3: Cross multiply
    992,491.10x = 1,369,598.19 × 539,782.46
  4. Step 4: Simplify right side
    992,491.10x = 739,285,080,209.75
  5. Step 5: Solve for x
    x = 739,285,080,209.75/992,491.10
  6. Step 6: Final answer
    x = 744,878.30

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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.