Home / 783,584.40-1,175,376.60-736,345.20

Finding the Fourth Proportional to 783,584.40, 1,175,376.60 and 736,345.20

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Solution

The fourth proportional to 783,584.40, 1,175,376.60 and 736,345.20 is: 1,104,517.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,584.40 : 1,175,376.60 = 736,345.20 : x
  2. Step 2: Convert to fraction form
    783,584.40/1,175,376.60 = 736,345.20/x
  3. Step 3: Cross multiply
    783,584.40x = 1,175,376.60 × 736,345.20
  4. Step 4: Simplify right side
    783,584.40x = 865,482,917,602.32
  5. Step 5: Solve for x
    x = 865,482,917,602.32/783,584.40
  6. Step 6: Final answer
    x = 1,104,517.80

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1.5x scale

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.