Home / 852,503.17-1,176,370.62-470,505.35

Finding the Fourth Proportional to 852,503.17, 1,176,370.62 and 470,505.35

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Solution

The fourth proportional to 852,503.17, 1,176,370.62 and 470,505.35 is: 649,251.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,503.17 : 1,176,370.62 = 470,505.35 : x
  2. Step 2: Convert to fraction form
    852,503.17/1,176,370.62 = 470,505.35/x
  3. Step 3: Cross multiply
    852,503.17x = 1,176,370.62 × 470,505.35
  4. Step 4: Simplify right side
    852,503.17x = 553,488,670,292.82
  5. Step 5: Solve for x
    x = 553,488,670,292.82/852,503.17
  6. Step 6: Final answer
    x = 649,251.16

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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.