Home / 1,208,735.40-1,813,103.10-498,527.40

Finding the Fourth Proportional to 1,208,735.40, 1,813,103.10 and 498,527.40

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Solution

The fourth proportional to 1,208,735.40, 1,813,103.10 and 498,527.40 is: 747,791.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,735.40 : 1,813,103.10 = 498,527.40 : x
  2. Step 2: Convert to fraction form
    1,208,735.40/1,813,103.10 = 498,527.40/x
  3. Step 3: Cross multiply
    1,208,735.40x = 1,813,103.10 × 498,527.40
  4. Step 4: Simplify right side
    1,208,735.40x = 903,881,574,374.94
  5. Step 5: Solve for x
    x = 903,881,574,374.94/1,208,735.40
  6. Step 6: Final answer
    x = 747,791.10

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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.