Home / 719,158.32-1,079,400.06-364,423.68

Finding the Fourth Proportional to 719,158.32, 1,079,400.06 and 364,423.68

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Solution

The fourth proportional to 719,158.32, 1,079,400.06 and 364,423.68 is: 546,971.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,158.32 : 1,079,400.06 = 364,423.68 : x
  2. Step 2: Convert to fraction form
    719,158.32/1,079,400.06 = 364,423.68/x
  3. Step 3: Cross multiply
    719,158.32x = 1,079,400.06 × 364,423.68
  4. Step 4: Simplify right side
    719,158.32x = 393,358,942,057.42
  5. Step 5: Solve for x
    x = 393,358,942,057.42/719,158.32
  6. Step 6: Final answer
    x = 546,971.27

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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.