Home / 852,663.46-1,176,675.78-470,690.50

Finding the Fourth Proportional to 852,663.46, 1,176,675.78 and 470,690.50

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Solution

The fourth proportional to 852,663.46, 1,176,675.78 and 470,690.50 is: 649,553.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,663.46 : 1,176,675.78 = 470,690.50 : x
  2. Step 2: Convert to fraction form
    852,663.46/1,176,675.78 = 470,690.50/x
  3. Step 3: Cross multiply
    852,663.46x = 1,176,675.78 × 470,690.50
  4. Step 4: Simplify right side
    852,663.46x = 553,850,111,226.09
  5. Step 5: Solve for x
    x = 553,850,111,226.09/852,663.46
  6. Step 6: Final answer
    x = 649,553.00

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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.