Home / 714,583.98-1,071,060.60-287,846.73

Finding the Fourth Proportional to 714,583.98, 1,071,060.60 and 287,846.73

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Solution

The fourth proportional to 714,583.98, 1,071,060.60 and 287,846.73 is: 431,441.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,583.98 : 1,071,060.60 = 287,846.73 : x
  2. Step 2: Convert to fraction form
    714,583.98/1,071,060.60 = 287,846.73/x
  3. Step 3: Cross multiply
    714,583.98x = 1,071,060.60 × 287,846.73
  4. Step 4: Simplify right side
    714,583.98x = 308,301,291,341.84
  5. Step 5: Solve for x
    x = 308,301,291,341.84/714,583.98
  6. Step 6: Final answer
    x = 431,441.65

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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.