Home / 1,630,263.60-2,445,503.40-432,169.20

Finding the Fourth Proportional to 1,630,263.60, 2,445,503.40 and 432,169.20

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Solution

The fourth proportional to 1,630,263.60, 2,445,503.40 and 432,169.20 is: 648,282.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,263.60 : 2,445,503.40 = 432,169.20 : x
  2. Step 2: Convert to fraction form
    1,630,263.60/2,445,503.40 = 432,169.20/x
  3. Step 3: Cross multiply
    1,630,263.60x = 2,445,503.40 × 432,169.20
  4. Step 4: Simplify right side
    1,630,263.60x = 1,056,871,247,975.28
  5. Step 5: Solve for x
    x = 1,056,871,247,975.28/1,630,263.60
  6. Step 6: Final answer
    x = 648,282.43

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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.