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Finding the Fourth Proportional to 817,758.48, 1,226,812.48 and 249,185

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Solution

The fourth proportional to 817,758.48, 1,226,812.48 and 249,185 is: 373,830.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,758.48 : 1,226,812.48 = 249,185 : x
  2. Step 2: Convert to fraction form
    817,758.48/1,226,812.48 = 249,185/x
  3. Step 3: Cross multiply
    817,758.48x = 1,226,812.48 × 249,185
  4. Step 4: Simplify right side
    817,758.48x = 305,703,267,828.80
  5. Step 5: Solve for x
    x = 305,703,267,828.80/817,758.48
  6. Step 6: Final answer
    x = 373,830.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.