Home / 1,008,483.78-1,391,707.83-549,598.46

Finding the Fourth Proportional to 1,008,483.78, 1,391,707.83 and 549,598.46

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Solution

The fourth proportional to 1,008,483.78, 1,391,707.83 and 549,598.46 is: 758,445.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,483.78 : 1,391,707.83 = 549,598.46 : x
  2. Step 2: Convert to fraction form
    1,008,483.78/1,391,707.83 = 549,598.46/x
  3. Step 3: Cross multiply
    1,008,483.78x = 1,391,707.83 × 549,598.46
  4. Step 4: Simplify right side
    1,008,483.78x = 764,880,473,179.40
  5. Step 5: Solve for x
    x = 764,880,473,179.40/1,008,483.78
  6. Step 6: Final answer
    x = 758,445.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.