Home / 1,047,714.95-1,570,258.25-447,972.12

Finding the Fourth Proportional to 1,047,714.95, 1,570,258.25 and 447,972.12

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Solution

The fourth proportional to 1,047,714.95, 1,570,258.25 and 447,972.12 is: 671,396.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,714.95 : 1,570,258.25 = 447,972.12 : x
  2. Step 2: Convert to fraction form
    1,047,714.95/1,570,258.25 = 447,972.12/x
  3. Step 3: Cross multiply
    1,047,714.95x = 1,570,258.25 × 447,972.12
  4. Step 4: Simplify right side
    1,047,714.95x = 703,431,919,159.87
  5. Step 5: Solve for x
    x = 703,431,919,159.87/1,047,714.95
  6. Step 6: Final answer
    x = 671,396.28

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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.