Home / 673,878.29-929,954.05-367,957.35

Finding the Fourth Proportional to 673,878.29, 929,954.05 and 367,957.35

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Solution

The fourth proportional to 673,878.29, 929,954.05 and 367,957.35 is: 507,782.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,878.29 : 929,954.05 = 367,957.35 : x
  2. Step 2: Convert to fraction form
    673,878.29/929,954.05 = 367,957.35/x
  3. Step 3: Cross multiply
    673,878.29x = 929,954.05 × 367,957.35
  4. Step 4: Simplify right side
    673,878.29x = 342,183,426,939.87
  5. Step 5: Solve for x
    x = 342,183,426,939.87/673,878.29
  6. Step 6: Final answer
    x = 507,782.24

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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.