Home / 692,441.60-1,038,662.40-574,246.40

Finding the Fourth Proportional to 692,441.60, 1,038,662.40 and 574,246.40

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Solution

The fourth proportional to 692,441.60, 1,038,662.40 and 574,246.40 is: 861,369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,441.60 : 1,038,662.40 = 574,246.40 : x
  2. Step 2: Convert to fraction form
    692,441.60/1,038,662.40 = 574,246.40/x
  3. Step 3: Cross multiply
    692,441.60x = 1,038,662.40 × 574,246.40
  4. Step 4: Simplify right side
    692,441.60x = 596,448,144,015.36
  5. Step 5: Solve for x
    x = 596,448,144,015.36/692,441.60
  6. Step 6: Final answer
    x = 861,369.60

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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.