Home / 926,382.59-1,388,610.47-358,153.95

Finding the Fourth Proportional to 926,382.59, 1,388,610.47 and 358,153.95

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Solution

The fourth proportional to 926,382.59, 1,388,610.47 and 358,153.95 is: 536,858.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,382.59 : 1,388,610.47 = 358,153.95 : x
  2. Step 2: Convert to fraction form
    926,382.59/1,388,610.47 = 358,153.95/x
  3. Step 3: Cross multiply
    926,382.59x = 1,388,610.47 × 358,153.95
  4. Step 4: Simplify right side
    926,382.59x = 497,336,330,944.53
  5. Step 5: Solve for x
    x = 497,336,330,944.53/926,382.59
  6. Step 6: Final answer
    x = 536,858.46

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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.