Home / 852,627.84-1,176,626.64-470,654.88

Finding the Fourth Proportional to 852,627.84, 1,176,626.64 and 470,654.88

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Solution

The fourth proportional to 852,627.84, 1,176,626.64 and 470,654.88 is: 649,503.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,627.84 : 1,176,626.64 = 470,654.88 : x
  2. Step 2: Convert to fraction form
    852,627.84/1,176,626.64 = 470,654.88/x
  3. Step 3: Cross multiply
    852,627.84x = 1,176,626.64 × 470,654.88
  4. Step 4: Simplify right side
    852,627.84x = 553,785,070,054.00
  5. Step 5: Solve for x
    x = 553,785,070,054.00/852,627.84
  6. Step 6: Final answer
    x = 649,503.86

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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.