Home / 673,451.28-929,382.35-367,547.31

Finding the Fourth Proportional to 673,451.28, 929,382.35 and 367,547.31

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Solution

The fourth proportional to 673,451.28, 929,382.35 and 367,547.31 is: 507,225.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,451.28 : 929,382.35 = 367,547.31 : x
  2. Step 2: Convert to fraction form
    673,451.28/929,382.35 = 367,547.31/x
  3. Step 3: Cross multiply
    673,451.28x = 929,382.35 × 367,547.31
  4. Step 4: Simplify right side
    673,451.28x = 341,591,980,866.24
  5. Step 5: Solve for x
    x = 341,591,980,866.24/673,451.28
  6. Step 6: Final answer
    x = 507,225.97

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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.