Home / 854,492.02-1,282,508.44-455,465.14

Finding the Fourth Proportional to 854,492.02, 1,282,508.44 and 455,465.14

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Solution

The fourth proportional to 854,492.02, 1,282,508.44 and 455,465.14 is: 683,608.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,492.02 : 1,282,508.44 = 455,465.14 : x
  2. Step 2: Convert to fraction form
    854,492.02/1,282,508.44 = 455,465.14/x
  3. Step 3: Cross multiply
    854,492.02x = 1,282,508.44 × 455,465.14
  4. Step 4: Simplify right side
    854,492.02x = 584,137,886,175.78
  5. Step 5: Solve for x
    x = 584,137,886,175.78/854,492.02
  6. Step 6: Final answer
    x = 683,608.36

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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.