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Finding the Fourth Proportional to 404,375.49, 558,048.29 and 249,360.93

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Solution

The fourth proportional to 404,375.49, 558,048.29 and 249,360.93 is: 344,124.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,375.49 : 558,048.29 = 249,360.93 : x
  2. Step 2: Convert to fraction form
    404,375.49/558,048.29 = 249,360.93/x
  3. Step 3: Cross multiply
    404,375.49x = 558,048.29 × 249,360.93
  4. Step 4: Simplify right side
    404,375.49x = 139,155,439,332.51
  5. Step 5: Solve for x
    x = 139,155,439,332.51/404,375.49
  6. Step 6: Final answer
    x = 344,124.32

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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.