Home / 719,526.50-1,079,101.62-213,951.32

Finding the Fourth Proportional to 719,526.50, 1,079,101.62 and 213,951.32

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Solution

The fourth proportional to 719,526.50, 1,079,101.62 and 213,951.32 is: 320,871.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,526.50 : 1,079,101.62 = 213,951.32 : x
  2. Step 2: Convert to fraction form
    719,526.50/1,079,101.62 = 213,951.32/x
  3. Step 3: Cross multiply
    719,526.50x = 1,079,101.62 × 213,951.32
  4. Step 4: Simplify right side
    719,526.50x = 230,875,216,013.14
  5. Step 5: Solve for x
    x = 230,875,216,013.14/719,526.50
  6. Step 6: Final answer
    x = 320,871.04

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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.