Home / 1,060,302.02-1,589,425.13-420,396.75

Finding the Fourth Proportional to 1,060,302.02, 1,589,425.13 and 420,396.75

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Solution

The fourth proportional to 1,060,302.02, 1,589,425.13 and 420,396.75 is: 630,187.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,060,302.02 : 1,589,425.13 = 420,396.75 : x
  2. Step 2: Convert to fraction form
    1,060,302.02/1,589,425.13 = 420,396.75/x
  3. Step 3: Cross multiply
    1,060,302.02x = 1,589,425.13 × 420,396.75
  4. Step 4: Simplify right side
    1,060,302.02x = 668,189,160,071.32
  5. Step 5: Solve for x
    x = 668,189,160,071.32/1,060,302.02
  6. Step 6: Final answer
    x = 630,187.58

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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.