Home / 719,292.04-1,078,937.76-213,850.83

Finding the Fourth Proportional to 719,292.04, 1,078,937.76 and 213,850.83

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Solution

The fourth proportional to 719,292.04, 1,078,937.76 and 213,850.83 is: 320,776.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,292.04 : 1,078,937.76 = 213,850.83 : x
  2. Step 2: Convert to fraction form
    719,292.04/1,078,937.76 = 213,850.83/x
  3. Step 3: Cross multiply
    719,292.04x = 1,078,937.76 × 213,850.83
  4. Step 4: Simplify right side
    719,292.04x = 230,731,732,797.00
  5. Step 5: Solve for x
    x = 230,731,732,797.00/719,292.04
  6. Step 6: Final answer
    x = 320,776.15

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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.