Home / 852,468.41-1,176,400.59-470,495.23

Finding the Fourth Proportional to 852,468.41, 1,176,400.59 and 470,495.23

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Solution

The fourth proportional to 852,468.41, 1,176,400.59 and 470,495.23 is: 649,280.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,468.41 : 1,176,400.59 = 470,495.23 : x
  2. Step 2: Convert to fraction form
    852,468.41/1,176,400.59 = 470,495.23/x
  3. Step 3: Cross multiply
    852,468.41x = 1,176,400.59 × 470,495.23
  4. Step 4: Simplify right side
    852,468.41x = 553,490,866,164.19
  5. Step 5: Solve for x
    x = 553,490,866,164.19/852,468.41
  6. Step 6: Final answer
    x = 649,280.21

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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.