Home / 936,214.70-1,291,972.95-506,494.94

Finding the Fourth Proportional to 936,214.70, 1,291,972.95 and 506,494.94

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Solution

The fourth proportional to 936,214.70, 1,291,972.95 and 506,494.94 is: 698,961.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,214.70 : 1,291,972.95 = 506,494.94 : x
  2. Step 2: Convert to fraction form
    936,214.70/1,291,972.95 = 506,494.94/x
  3. Step 3: Cross multiply
    936,214.70x = 1,291,972.95 × 506,494.94
  4. Step 4: Simplify right side
    936,214.70x = 654,377,755,332.01
  5. Step 5: Solve for x
    x = 654,377,755,332.01/936,214.70
  6. Step 6: Final answer
    x = 698,961.21

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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.