Home / 754,483.41-1,041,181.95-427,858.15

Finding the Fourth Proportional to 754,483.41, 1,041,181.95 and 427,858.15

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Solution

The fourth proportional to 754,483.41, 1,041,181.95 and 427,858.15 is: 590,441.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,483.41 : 1,041,181.95 = 427,858.15 : x
  2. Step 2: Convert to fraction form
    754,483.41/1,041,181.95 = 427,858.15/x
  3. Step 3: Cross multiply
    754,483.41x = 1,041,181.95 × 427,858.15
  4. Step 4: Simplify right side
    754,483.41x = 445,478,181,487.42
  5. Step 5: Solve for x
    x = 445,478,181,487.42/754,483.41
  6. Step 6: Final answer
    x = 590,441.32

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1.5x scale

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.