Home / 692,803.60-1,039,205.40-683,472.40

Finding the Fourth Proportional to 692,803.60, 1,039,205.40 and 683,472.40

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Solution

The fourth proportional to 692,803.60, 1,039,205.40 and 683,472.40 is: 1,025,208.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,803.60 : 1,039,205.40 = 683,472.40 : x
  2. Step 2: Convert to fraction form
    692,803.60/1,039,205.40 = 683,472.40/x
  3. Step 3: Cross multiply
    692,803.60x = 1,039,205.40 × 683,472.40
  4. Step 4: Simplify right side
    692,803.60x = 710,268,208,830.96
  5. Step 5: Solve for x
    x = 710,268,208,830.96/692,803.60
  6. Step 6: Final answer
    x = 1,025,208.60

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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.