Home / 380,362.13-524,916.14-210,596.25

Finding the Fourth Proportional to 380,362.13, 524,916.14 and 210,596.25

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Solution

The fourth proportional to 380,362.13, 524,916.14 and 210,596.25 is: 290,631.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,362.13 : 524,916.14 = 210,596.25 : x
  2. Step 2: Convert to fraction form
    380,362.13/524,916.14 = 210,596.25/x
  3. Step 3: Cross multiply
    380,362.13x = 524,916.14 × 210,596.25
  4. Step 4: Simplify right side
    380,362.13x = 110,545,370,648.48
  5. Step 5: Solve for x
    x = 110,545,370,648.48/380,362.13
  6. Step 6: Final answer
    x = 290,631.91

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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.