Home / 407,637.69-562,556.19-235,549.95

Finding the Fourth Proportional to 407,637.69, 562,556.19 and 235,549.95

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Solution

The fourth proportional to 407,637.69, 562,556.19 and 235,549.95 is: 325,068.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,637.69 : 562,556.19 = 235,549.95 : x
  2. Step 2: Convert to fraction form
    407,637.69/562,556.19 = 235,549.95/x
  3. Step 3: Cross multiply
    407,637.69x = 562,556.19 × 235,549.95
  4. Step 4: Simplify right side
    407,637.69x = 132,510,082,426.69
  5. Step 5: Solve for x
    x = 132,510,082,426.69/407,637.69
  6. Step 6: Final answer
    x = 325,068.28

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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.