Home / 953,745.30-1,430,396.01-354,988.44

Finding the Fourth Proportional to 953,745.30, 1,430,396.01 and 354,988.44

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Solution

The fourth proportional to 953,745.30, 1,430,396.01 and 354,988.44 is: 532,400.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,745.30 : 1,430,396.01 = 354,988.44 : x
  2. Step 2: Convert to fraction form
    953,745.30/1,430,396.01 = 354,988.44/x
  3. Step 3: Cross multiply
    953,745.30x = 1,430,396.01 × 354,988.44
  4. Step 4: Simplify right side
    953,745.30x = 507,774,048,172.12
  5. Step 5: Solve for x
    x = 507,774,048,172.12/953,745.30
  6. Step 6: Final answer
    x = 532,400.05

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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.