Home / 404,839.08-558,674.30-223,547.10

Finding the Fourth Proportional to 404,839.08, 558,674.30 and 223,547.10

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Solution

The fourth proportional to 404,839.08, 558,674.30 and 223,547.10 is: 308,492.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,839.08 : 558,674.30 = 223,547.10 : x
  2. Step 2: Convert to fraction form
    404,839.08/558,674.30 = 223,547.10/x
  3. Step 3: Cross multiply
    404,839.08x = 558,674.30 × 223,547.10
  4. Step 4: Simplify right side
    404,839.08x = 124,890,018,491.80
  5. Step 5: Solve for x
    x = 124,890,018,491.80/404,839.08
  6. Step 6: Final answer
    x = 308,492.99

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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.