Home / 673,846.42-929,901.01-367,921.86

Finding the Fourth Proportional to 673,846.42, 929,901.01 and 367,921.86

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Solution

The fourth proportional to 673,846.42, 929,901.01 and 367,921.86 is: 507,728.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,846.42 : 929,901.01 = 367,921.86 : x
  2. Step 2: Convert to fraction form
    673,846.42/929,901.01 = 367,921.86/x
  3. Step 3: Cross multiply
    673,846.42x = 929,901.01 × 367,921.86
  4. Step 4: Simplify right side
    673,846.42x = 342,130,909,215.08
  5. Step 5: Solve for x
    x = 342,130,909,215.08/673,846.42
  6. Step 6: Final answer
    x = 507,728.32

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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.