Home / 632,106.60-872,389.08-360,272.22

Finding the Fourth Proportional to 632,106.60, 872,389.08 and 360,272.22

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Solution

The fourth proportional to 632,106.60, 872,389.08 and 360,272.22 is: 497,222.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,106.60 : 872,389.08 = 360,272.22 : x
  2. Step 2: Convert to fraction form
    632,106.60/872,389.08 = 360,272.22/x
  3. Step 3: Cross multiply
    632,106.60x = 872,389.08 × 360,272.22
  4. Step 4: Simplify right side
    632,106.60x = 314,297,550,555.36
  5. Step 5: Solve for x
    x = 314,297,550,555.36/632,106.60
  6. Step 6: Final answer
    x = 497,222.38

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1.5x scale

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.