Home / 767,117.19-1,059,075.83-681,999.15

Finding the Fourth Proportional to 767,117.19, 1,059,075.83 and 681,999.15

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Solution

The fourth proportional to 767,117.19, 1,059,075.83 and 681,999.15 is: 941,562.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,117.19 : 1,059,075.83 = 681,999.15 : x
  2. Step 2: Convert to fraction form
    767,117.19/1,059,075.83 = 681,999.15/x
  3. Step 3: Cross multiply
    767,117.19x = 1,059,075.83 × 681,999.15
  4. Step 4: Simplify right side
    767,117.19x = 722,288,812,435.55
  5. Step 5: Solve for x
    x = 722,288,812,435.55/767,117.19
  6. Step 6: Final answer
    x = 941,562.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.