Home / 430,692.24-645,327.48-250,271.22

Finding the Fourth Proportional to 430,692.24, 645,327.48 and 250,271.22

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Solution

The fourth proportional to 430,692.24, 645,327.48 and 250,271.22 is: 374,993.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,692.24 : 645,327.48 = 250,271.22 : x
  2. Step 2: Convert to fraction form
    430,692.24/645,327.48 = 250,271.22/x
  3. Step 3: Cross multiply
    430,692.24x = 645,327.48 × 250,271.22
  4. Step 4: Simplify right side
    430,692.24x = 161,506,895,719.13
  5. Step 5: Solve for x
    x = 161,506,895,719.13/430,692.24
  6. Step 6: Final answer
    x = 374,993.74

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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.