Home / 1,342,314.40-2,013,471.60-455,850.40

Finding the Fourth Proportional to 1,342,314.40, 2,013,471.60 and 455,850.40

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Solution

The fourth proportional to 1,342,314.40, 2,013,471.60 and 455,850.40 is: 683,775.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,314.40 : 2,013,471.60 = 455,850.40 : x
  2. Step 2: Convert to fraction form
    1,342,314.40/2,013,471.60 = 455,850.40/x
  3. Step 3: Cross multiply
    1,342,314.40x = 2,013,471.60 × 455,850.40
  4. Step 4: Simplify right side
    1,342,314.40x = 917,841,834,248.64
  5. Step 5: Solve for x
    x = 917,841,834,248.64/1,342,314.40
  6. Step 6: Final answer
    x = 683,775.60

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Double scale
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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.