Home / 936,643.33-1,292,567.81-506,923.46

Finding the Fourth Proportional to 936,643.33, 1,292,567.81 and 506,923.46

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Solution

The fourth proportional to 936,643.33, 1,292,567.81 and 506,923.46 is: 699,554.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,643.33 : 1,292,567.81 = 506,923.46 : x
  2. Step 2: Convert to fraction form
    936,643.33/1,292,567.81 = 506,923.46/x
  3. Step 3: Cross multiply
    936,643.33x = 1,292,567.81 × 506,923.46
  4. Step 4: Simplify right side
    936,643.33x = 655,232,937,532.37
  5. Step 5: Solve for x
    x = 655,232,937,532.37/936,643.33
  6. Step 6: Final answer
    x = 699,554.37

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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.