Home / 907,631.40-1,361,447.10-242,783.40

Finding the Fourth Proportional to 907,631.40, 1,361,447.10 and 242,783.40

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Solution

The fourth proportional to 907,631.40, 1,361,447.10 and 242,783.40 is: 364,175.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,631.40 : 1,361,447.10 = 242,783.40 : x
  2. Step 2: Convert to fraction form
    907,631.40/1,361,447.10 = 242,783.40/x
  3. Step 3: Cross multiply
    907,631.40x = 1,361,447.10 × 242,783.40
  4. Step 4: Simplify right side
    907,631.40x = 330,536,755,858.14
  5. Step 5: Solve for x
    x = 330,536,755,858.14/907,631.40
  6. Step 6: Final answer
    x = 364,175.10

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1.5x scale

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.