Home / 474,430.10-654,715.13-259,569.50

Finding the Fourth Proportional to 474,430.10, 654,715.13 and 259,569.50

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Solution

The fourth proportional to 474,430.10, 654,715.13 and 259,569.50 is: 358,206.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,430.10 : 654,715.13 = 259,569.50 : x
  2. Step 2: Convert to fraction form
    474,430.10/654,715.13 = 259,569.50/x
  3. Step 3: Cross multiply
    474,430.10x = 654,715.13 × 259,569.50
  4. Step 4: Simplify right side
    474,430.10x = 169,944,078,936.54
  5. Step 5: Solve for x
    x = 169,944,078,936.54/474,430.10
  6. Step 6: Final answer
    x = 358,206.78

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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.