Home / 562,856.07-776,747.67-304,738.65

Finding the Fourth Proportional to 562,856.07, 776,747.67 and 304,738.65

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Solution

The fourth proportional to 562,856.07, 776,747.67 and 304,738.65 is: 420,542.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,856.07 : 776,747.67 = 304,738.65 : x
  2. Step 2: Convert to fraction form
    562,856.07/776,747.67 = 304,738.65/x
  3. Step 3: Cross multiply
    562,856.07x = 776,747.67 × 304,738.65
  4. Step 4: Simplify right side
    562,856.07x = 236,705,036,346.45
  5. Step 5: Solve for x
    x = 236,705,036,346.45/562,856.07
  6. Step 6: Final answer
    x = 420,542.74

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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.