Home / 852,468.66-1,176,400.94-470,495.48

Finding the Fourth Proportional to 852,468.66, 1,176,400.94 and 470,495.48

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Solution

The fourth proportional to 852,468.66, 1,176,400.94 and 470,495.48 is: 649,280.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,468.66 : 1,176,400.94 = 470,495.48 : x
  2. Step 2: Convert to fraction form
    852,468.66/1,176,400.94 = 470,495.48/x
  3. Step 3: Cross multiply
    852,468.66x = 1,176,400.94 × 470,495.48
  4. Step 4: Simplify right side
    852,468.66x = 553,491,316,703.27
  5. Step 5: Solve for x
    x = 553,491,316,703.27/852,468.66
  6. Step 6: Final answer
    x = 649,280.55

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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.