Home / 852,403.53-1,176,282.49-470,425.35

Finding the Fourth Proportional to 852,403.53, 1,176,282.49 and 470,425.35

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Solution

The fourth proportional to 852,403.53, 1,176,282.49 and 470,425.35 is: 649,168.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,403.53 : 1,176,282.49 = 470,425.35 : x
  2. Step 2: Convert to fraction form
    852,403.53/1,176,282.49 = 470,425.35/x
  3. Step 3: Cross multiply
    852,403.53x = 1,176,282.49 × 470,425.35
  4. Step 4: Simplify right side
    852,403.53x = 553,353,102,057.12
  5. Step 5: Solve for x
    x = 553,353,102,057.12/852,403.53
  6. Step 6: Final answer
    x = 649,168.01

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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.