Home / 1,007,499.88-1,390,295.46-577,798.12

Finding the Fourth Proportional to 1,007,499.88, 1,390,295.46 and 577,798.12

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Solution

The fourth proportional to 1,007,499.88, 1,390,295.46 and 577,798.12 is: 797,330.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,499.88 : 1,390,295.46 = 577,798.12 : x
  2. Step 2: Convert to fraction form
    1,007,499.88/1,390,295.46 = 577,798.12/x
  3. Step 3: Cross multiply
    1,007,499.88x = 1,390,295.46 × 577,798.12
  4. Step 4: Simplify right side
    1,007,499.88x = 803,310,103,032.54
  5. Step 5: Solve for x
    x = 803,310,103,032.54/1,007,499.88
  6. Step 6: Final answer
    x = 797,330.22

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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.