Home / 673,430.63-929,339.69-367,509.42

Finding the Fourth Proportional to 673,430.63, 929,339.69 and 367,509.42

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Solution

The fourth proportional to 673,430.63, 929,339.69 and 367,509.42 is: 507,165.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,430.63 : 929,339.69 = 367,509.42 : x
  2. Step 2: Convert to fraction form
    673,430.63/929,339.69 = 367,509.42/x
  3. Step 3: Cross multiply
    673,430.63x = 929,339.69 × 367,509.42
  4. Step 4: Simplify right side
    673,430.63x = 341,541,088,617.33
  5. Step 5: Solve for x
    x = 341,541,088,617.33/673,430.63
  6. Step 6: Final answer
    x = 507,165.96

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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.