Home / 1,005,225.84-1,507,818-331,347.60

Finding the Fourth Proportional to 1,005,225.84, 1,507,818 and 331,347.60

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Solution

The fourth proportional to 1,005,225.84, 1,507,818 and 331,347.60 is: 497,014.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,225.84 : 1,507,818 = 331,347.60 : x
  2. Step 2: Convert to fraction form
    1,005,225.84/1,507,818 = 331,347.60/x
  3. Step 3: Cross multiply
    1,005,225.84x = 1,507,818 × 331,347.60
  4. Step 4: Simplify right side
    1,005,225.84x = 499,611,875,536.80
  5. Step 5: Solve for x
    x = 499,611,875,536.80/1,005,225.84
  6. Step 6: Final answer
    x = 497,014.56

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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.