Home / 994,724.64-1,492,528.08-521,297.60

Finding the Fourth Proportional to 994,724.64, 1,492,528.08 and 521,297.60

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Solution

The fourth proportional to 994,724.64, 1,492,528.08 and 521,297.60 is: 782,177.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,724.64 : 1,492,528.08 = 521,297.60 : x
  2. Step 2: Convert to fraction form
    994,724.64/1,492,528.08 = 521,297.60/x
  3. Step 3: Cross multiply
    994,724.64x = 1,492,528.08 × 521,297.60
  4. Step 4: Simplify right side
    994,724.64x = 778,051,306,036.61
  5. Step 5: Solve for x
    x = 778,051,306,036.61/994,724.64
  6. Step 6: Final answer
    x = 782,177.57

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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.