Home / 936,551.55-1,292,436.37-506,831.77

Finding the Fourth Proportional to 936,551.55, 1,292,436.37 and 506,831.77

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Solution

The fourth proportional to 936,551.55, 1,292,436.37 and 506,831.77 is: 699,425.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,551.55 : 1,292,436.37 = 506,831.77 : x
  2. Step 2: Convert to fraction form
    936,551.55/1,292,436.37 = 506,831.77/x
  3. Step 3: Cross multiply
    936,551.55x = 1,292,436.37 × 506,831.77
  4. Step 4: Simplify right side
    936,551.55x = 655,047,813,019.48
  5. Step 5: Solve for x
    x = 655,047,813,019.48/936,551.55
  6. Step 6: Final answer
    x = 699,425.26

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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.