Home / 891,692.80-1,337,914.40-555,015.04

Finding the Fourth Proportional to 891,692.80, 1,337,914.40 and 555,015.04

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Solution

The fourth proportional to 891,692.80, 1,337,914.40 and 555,015.04 is: 832,756.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,692.80 : 1,337,914.40 = 555,015.04 : x
  2. Step 2: Convert to fraction form
    891,692.80/1,337,914.40 = 555,015.04/x
  3. Step 3: Cross multiply
    891,692.80x = 1,337,914.40 × 555,015.04
  4. Step 4: Simplify right side
    891,692.80x = 742,562,614,232.58
  5. Step 5: Solve for x
    x = 742,562,614,232.58/891,692.80
  6. Step 6: Final answer
    x = 832,756.10

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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.