Home / 948,140.42-1,308,123.69-580,234.03

Finding the Fourth Proportional to 948,140.42, 1,308,123.69 and 580,234.03

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Solution

The fourth proportional to 948,140.42, 1,308,123.69 and 580,234.03 is: 800,533.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,140.42 : 1,308,123.69 = 580,234.03 : x
  2. Step 2: Convert to fraction form
    948,140.42/1,308,123.69 = 580,234.03/x
  3. Step 3: Cross multiply
    948,140.42x = 1,308,123.69 × 580,234.03
  4. Step 4: Simplify right side
    948,140.42x = 759,017,878,204.80
  5. Step 5: Solve for x
    x = 759,017,878,204.80/948,140.42
  6. Step 6: Final answer
    x = 800,533.19

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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.