Home / 360,519.04-497,559.54-209,616.04

Finding the Fourth Proportional to 360,519.04, 497,559.54 and 209,616.04

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Solution

The fourth proportional to 360,519.04, 497,559.54 and 209,616.04 is: 289,295.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,519.04 : 497,559.54 = 209,616.04 : x
  2. Step 2: Convert to fraction form
    360,519.04/497,559.54 = 209,616.04/x
  3. Step 3: Cross multiply
    360,519.04x = 497,559.54 × 209,616.04
  4. Step 4: Simplify right side
    360,519.04x = 104,296,460,439.02
  5. Step 5: Solve for x
    x = 104,296,460,439.02/360,519.04
  6. Step 6: Final answer
    x = 289,295.29

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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.