Home / 692,669.80-1,036,641.52-580,476.70

Finding the Fourth Proportional to 692,669.80, 1,036,641.52 and 580,476.70

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Solution

The fourth proportional to 692,669.80, 1,036,641.52 and 580,476.70 is: 868,734.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,669.80 : 1,036,641.52 = 580,476.70 : x
  2. Step 2: Convert to fraction form
    692,669.80/1,036,641.52 = 580,476.70/x
  3. Step 3: Cross multiply
    692,669.80x = 1,036,641.52 × 580,476.70
  4. Step 4: Simplify right side
    692,669.80x = 601,746,248,612.58
  5. Step 5: Solve for x
    x = 601,746,248,612.58/692,669.80
  6. Step 6: Final answer
    x = 868,734.64

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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.