Home / 404,433.96-558,117.20-223,157.16

Finding the Fourth Proportional to 404,433.96, 558,117.20 and 223,157.16

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Solution

The fourth proportional to 404,433.96, 558,117.20 and 223,157.16 is: 307,955.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,433.96 : 558,117.20 = 223,157.16 : x
  2. Step 2: Convert to fraction form
    404,433.96/558,117.20 = 223,157.16/x
  3. Step 3: Cross multiply
    404,433.96x = 558,117.20 × 223,157.16
  4. Step 4: Simplify right side
    404,433.96x = 124,547,849,299.15
  5. Step 5: Solve for x
    x = 124,547,849,299.15/404,433.96
  6. Step 6: Final answer
    x = 307,955.96

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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.