Home / 830,454.54-1,146,027.23-448,481.29

Finding the Fourth Proportional to 830,454.54, 1,146,027.23 and 448,481.29

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Solution

The fourth proportional to 830,454.54, 1,146,027.23 and 448,481.29 is: 618,904.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,454.54 : 1,146,027.23 = 448,481.29 : x
  2. Step 2: Convert to fraction form
    830,454.54/1,146,027.23 = 448,481.29/x
  3. Step 3: Cross multiply
    830,454.54x = 1,146,027.23 × 448,481.29
  4. Step 4: Simplify right side
    830,454.54x = 513,971,767,059.86
  5. Step 5: Solve for x
    x = 513,971,767,059.86/830,454.54
  6. Step 6: Final answer
    x = 618,904.16

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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.