Home / 670,056.90-1,005,085.35-625,442.10

Finding the Fourth Proportional to 670,056.90, 1,005,085.35 and 625,442.10

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Solution

The fourth proportional to 670,056.90, 1,005,085.35 and 625,442.10 is: 938,163.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,056.90 : 1,005,085.35 = 625,442.10 : x
  2. Step 2: Convert to fraction form
    670,056.90/1,005,085.35 = 625,442.10/x
  3. Step 3: Cross multiply
    670,056.90x = 1,005,085.35 × 625,442.10
  4. Step 4: Simplify right side
    670,056.90x = 628,622,691,983.24
  5. Step 5: Solve for x
    x = 628,622,691,983.24/670,056.90
  6. Step 6: Final answer
    x = 938,163.15

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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.