Home / 852,607.90-1,176,596.41-470,631.94

Finding the Fourth Proportional to 852,607.90, 1,176,596.41 and 470,631.94

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Solution

The fourth proportional to 852,607.90, 1,176,596.41 and 470,631.94 is: 649,470.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,607.90 : 1,176,596.41 = 470,631.94 : x
  2. Step 2: Convert to fraction form
    852,607.90/1,176,596.41 = 470,631.94/x
  3. Step 3: Cross multiply
    852,607.90x = 1,176,596.41 × 470,631.94
  4. Step 4: Simplify right side
    852,607.90x = 553,743,851,035.34
  5. Step 5: Solve for x
    x = 553,743,851,035.34/852,607.90
  6. Step 6: Final answer
    x = 649,470.70

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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.