Home / 849,970.95-1,278,066.83-713,113.35

Finding the Fourth Proportional to 849,970.95, 1,278,066.83 and 713,113.35

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Solution

The fourth proportional to 849,970.95, 1,278,066.83 and 713,113.35 is: 1,072,279.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,970.95 : 1,278,066.83 = 713,113.35 : x
  2. Step 2: Convert to fraction form
    849,970.95/1,278,066.83 = 713,113.35/x
  3. Step 3: Cross multiply
    849,970.95x = 1,278,066.83 × 713,113.35
  4. Step 4: Simplify right side
    849,970.95x = 911,406,515,099.61
  5. Step 5: Solve for x
    x = 911,406,515,099.61/849,970.95
  6. Step 6: Final answer
    x = 1,072,279.61

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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.