Home / 849,692.16-1,172,580.48-467,709.12

Finding the Fourth Proportional to 849,692.16, 1,172,580.48 and 467,709.12

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Solution

The fourth proportional to 849,692.16, 1,172,580.48 and 467,709.12 is: 645,441.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,692.16 : 1,172,580.48 = 467,709.12 : x
  2. Step 2: Convert to fraction form
    849,692.16/1,172,580.48 = 467,709.12/x
  3. Step 3: Cross multiply
    849,692.16x = 1,172,580.48 × 467,709.12
  4. Step 4: Simplify right side
    849,692.16x = 548,426,584,429.98
  5. Step 5: Solve for x
    x = 548,426,584,429.98/849,692.16
  6. Step 6: Final answer
    x = 645,441.50

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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.