Home / 897,106.99-1,345,794.88-289,692.34

Finding the Fourth Proportional to 897,106.99, 1,345,794.88 and 289,692.34

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Solution

The fourth proportional to 897,106.99, 1,345,794.88 and 289,692.34 is: 434,581.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,106.99 : 1,345,794.88 = 289,692.34 : x
  2. Step 2: Convert to fraction form
    897,106.99/1,345,794.88 = 289,692.34/x
  3. Step 3: Cross multiply
    897,106.99x = 1,345,794.88 × 289,692.34
  4. Step 4: Simplify right side
    897,106.99x = 389,866,461,218.25
  5. Step 5: Solve for x
    x = 389,866,461,218.25/897,106.99
  6. Step 6: Final answer
    x = 434,581.90

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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.