Home / 907,632.40-1,361,740.20-608,450.80

Finding the Fourth Proportional to 907,632.40, 1,361,740.20 and 608,450.80

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Solution

The fourth proportional to 907,632.40, 1,361,740.20 and 608,450.80 is: 912,871.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,632.40 : 1,361,740.20 = 608,450.80 : x
  2. Step 2: Convert to fraction form
    907,632.40/1,361,740.20 = 608,450.80/x
  3. Step 3: Cross multiply
    907,632.40x = 1,361,740.20 × 608,450.80
  4. Step 4: Simplify right side
    907,632.40x = 828,551,914,082.16
  5. Step 5: Solve for x
    x = 828,551,914,082.16/907,632.40
  6. Step 6: Final answer
    x = 912,871.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.