Home / 1,011,690.80-1,517,098.80-506,056.40

Finding the Fourth Proportional to 1,011,690.80, 1,517,098.80 and 506,056.40

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Solution

The fourth proportional to 1,011,690.80, 1,517,098.80 and 506,056.40 is: 758,865.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,690.80 : 1,517,098.80 = 506,056.40 : x
  2. Step 2: Convert to fraction form
    1,011,690.80/1,517,098.80 = 506,056.40/x
  3. Step 3: Cross multiply
    1,011,690.80x = 1,517,098.80 × 506,056.40
  4. Step 4: Simplify right side
    1,011,690.80x = 767,737,557,172.32
  5. Step 5: Solve for x
    x = 767,737,557,172.32/1,011,690.80
  6. Step 6: Final answer
    x = 758,865.81

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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.