Home / 894,422.80-1,343,189.40-474,518.80

Finding the Fourth Proportional to 894,422.80, 1,343,189.40 and 474,518.80

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Solution

The fourth proportional to 894,422.80, 1,343,189.40 and 474,518.80 is: 712,603.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,422.80 : 1,343,189.40 = 474,518.80 : x
  2. Step 2: Convert to fraction form
    894,422.80/1,343,189.40 = 474,518.80/x
  3. Step 3: Cross multiply
    894,422.80x = 1,343,189.40 × 474,518.80
  4. Step 4: Simplify right side
    894,422.80x = 637,368,622,260.72
  5. Step 5: Solve for x
    x = 637,368,622,260.72/894,422.80
  6. Step 6: Final answer
    x = 712,603.28

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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.