Home / 1,034,379.60-1,551,569.40-286,425.60

Finding the Fourth Proportional to 1,034,379.60, 1,551,569.40 and 286,425.60

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Solution

The fourth proportional to 1,034,379.60, 1,551,569.40 and 286,425.60 is: 429,638.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,379.60 : 1,551,569.40 = 286,425.60 : x
  2. Step 2: Convert to fraction form
    1,034,379.60/1,551,569.40 = 286,425.60/x
  3. Step 3: Cross multiply
    1,034,379.60x = 1,551,569.40 × 286,425.60
  4. Step 4: Simplify right side
    1,034,379.60x = 444,409,196,336.64
  5. Step 5: Solve for x
    x = 444,409,196,336.64/1,034,379.60
  6. Step 6: Final answer
    x = 429,638.40

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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.