Home / 852,577.96-1,176,557.70-470,604.82

Finding the Fourth Proportional to 852,577.96, 1,176,557.70 and 470,604.82

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Solution

The fourth proportional to 852,577.96, 1,176,557.70 and 470,604.82 is: 649,434.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,577.96 : 1,176,557.70 = 470,604.82 : x
  2. Step 2: Convert to fraction form
    852,577.96/1,176,557.70 = 470,604.82/x
  3. Step 3: Cross multiply
    852,577.96x = 1,176,557.70 × 470,604.82
  4. Step 4: Simplify right side
    852,577.96x = 553,693,724,628.11
  5. Step 5: Solve for x
    x = 553,693,724,628.11/852,577.96
  6. Step 6: Final answer
    x = 649,434.72

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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.