Home / 1,113,802.40-1,670,703.60-325,834.40

Finding the Fourth Proportional to 1,113,802.40, 1,670,703.60 and 325,834.40

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Solution

The fourth proportional to 1,113,802.40, 1,670,703.60 and 325,834.40 is: 488,751.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,802.40 : 1,670,703.60 = 325,834.40 : x
  2. Step 2: Convert to fraction form
    1,113,802.40/1,670,703.60 = 325,834.40/x
  3. Step 3: Cross multiply
    1,113,802.40x = 1,670,703.60 × 325,834.40
  4. Step 4: Simplify right side
    1,113,802.40x = 544,372,705,083.84
  5. Step 5: Solve for x
    x = 544,372,705,083.84/1,113,802.40
  6. Step 6: Final answer
    x = 488,751.60

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Double scale
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Similar ratio
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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.