Home / 1,148,282.64-1,722,792.72-349,718.64

Finding the Fourth Proportional to 1,148,282.64, 1,722,792.72 and 349,718.64

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Solution

The fourth proportional to 1,148,282.64, 1,722,792.72 and 349,718.64 is: 524,690.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,282.64 : 1,722,792.72 = 349,718.64 : x
  2. Step 2: Convert to fraction form
    1,148,282.64/1,722,792.72 = 349,718.64/x
  3. Step 3: Cross multiply
    1,148,282.64x = 1,722,792.72 × 349,718.64
  4. Step 4: Simplify right side
    1,148,282.64x = 602,492,727,040.30
  5. Step 5: Solve for x
    x = 602,492,727,040.30/1,148,282.64
  6. Step 6: Final answer
    x = 524,690.27

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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.