Home / 894,434.80-1,343,207.40-474,530.80

Finding the Fourth Proportional to 894,434.80, 1,343,207.40 and 474,530.80

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Solution

The fourth proportional to 894,434.80, 1,343,207.40 and 474,530.80 is: 712,621.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,434.80 : 1,343,207.40 = 474,530.80 : x
  2. Step 2: Convert to fraction form
    894,434.80/1,343,207.40 = 474,530.80/x
  3. Step 3: Cross multiply
    894,434.80x = 1,343,207.40 × 474,530.80
  4. Step 4: Simplify right side
    894,434.80x = 637,393,282,087.92
  5. Step 5: Solve for x
    x = 637,393,282,087.92/894,434.80
  6. Step 6: Final answer
    x = 712,621.29

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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.