Home / 1,173,455.60-1,760,874.60-425,404.40

Finding the Fourth Proportional to 1,173,455.60, 1,760,874.60 and 425,404.40

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Solution

The fourth proportional to 1,173,455.60, 1,760,874.60 and 425,404.40 is: 638,357.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,455.60 : 1,760,874.60 = 425,404.40 : x
  2. Step 2: Convert to fraction form
    1,173,455.60/1,760,874.60 = 425,404.40/x
  3. Step 3: Cross multiply
    1,173,455.60x = 1,760,874.60 × 425,404.40
  4. Step 4: Simplify right side
    1,173,455.60x = 749,083,802,688.24
  5. Step 5: Solve for x
    x = 749,083,802,688.24/1,173,455.60
  6. Step 6: Final answer
    x = 638,357.18

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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.