Home / 702,937.55-1,054,406.33-670,278.35

Finding the Fourth Proportional to 702,937.55, 1,054,406.33 and 670,278.35

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Solution

The fourth proportional to 702,937.55, 1,054,406.33 and 670,278.35 is: 1,005,417.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,937.55 : 1,054,406.33 = 670,278.35 : x
  2. Step 2: Convert to fraction form
    702,937.55/1,054,406.33 = 670,278.35/x
  3. Step 3: Cross multiply
    702,937.55x = 1,054,406.33 × 670,278.35
  4. Step 4: Simplify right side
    702,937.55x = 706,745,731,750.56
  5. Step 5: Solve for x
    x = 706,745,731,750.56/702,937.55
  6. Step 6: Final answer
    x = 1,005,417.53

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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.