Home / 852,218.64-1,176,060.42-470,245.32

Finding the Fourth Proportional to 852,218.64, 1,176,060.42 and 470,245.32

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Solution

The fourth proportional to 852,218.64, 1,176,060.42 and 470,245.32 is: 648,937.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,218.64 : 1,176,060.42 = 470,245.32 : x
  2. Step 2: Convert to fraction form
    852,218.64/1,176,060.42 = 470,245.32/x
  3. Step 3: Cross multiply
    852,218.64x = 1,176,060.42 × 470,245.32
  4. Step 4: Simplify right side
    852,218.64x = 553,036,908,542.23
  5. Step 5: Solve for x
    x = 553,036,908,542.23/852,218.64
  6. Step 6: Final answer
    x = 648,937.82

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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.