Home / 913,622.69-1,260,934.43-526,364.37

Finding the Fourth Proportional to 913,622.69, 1,260,934.43 and 526,364.37

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Solution

The fourth proportional to 913,622.69, 1,260,934.43 and 526,364.37 is: 726,460.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,622.69 : 1,260,934.43 = 526,364.37 : x
  2. Step 2: Convert to fraction form
    913,622.69/1,260,934.43 = 526,364.37/x
  3. Step 3: Cross multiply
    913,622.69x = 1,260,934.43 × 526,364.37
  4. Step 4: Simplify right side
    913,622.69x = 663,710,956,858.26
  5. Step 5: Solve for x
    x = 663,710,956,858.26/913,622.69
  6. Step 6: Final answer
    x = 726,460.68

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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.