Home / 874,870.48-1,207,321.25-472,462.48

Finding the Fourth Proportional to 874,870.48, 1,207,321.25 and 472,462.48

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Solution

The fourth proportional to 874,870.48, 1,207,321.25 and 472,462.48 is: 651,998.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,870.48 : 1,207,321.25 = 472,462.48 : x
  2. Step 2: Convert to fraction form
    874,870.48/1,207,321.25 = 472,462.48/x
  3. Step 3: Cross multiply
    874,870.48x = 1,207,321.25 × 472,462.48
  4. Step 4: Simplify right side
    874,870.48x = 570,413,991,931.70
  5. Step 5: Solve for x
    x = 570,413,991,931.70/874,870.48
  6. Step 6: Final answer
    x = 651,998.22

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1.5x scale

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.