Home / 670,104.90-1,003,713.93-314,586.18

Finding the Fourth Proportional to 670,104.90, 1,003,713.93 and 314,586.18

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Solution

The fourth proportional to 670,104.90, 1,003,713.93 and 314,586.18 is: 471,201.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,104.90 : 1,003,713.93 = 314,586.18 : x
  2. Step 2: Convert to fraction form
    670,104.90/1,003,713.93 = 314,586.18/x
  3. Step 3: Cross multiply
    670,104.90x = 1,003,713.93 × 314,586.18
  4. Step 4: Simplify right side
    670,104.90x = 315,754,531,051.49
  5. Step 5: Solve for x
    x = 315,754,531,051.49/670,104.90
  6. Step 6: Final answer
    x = 471,201.64

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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.