Home / 852,459.21-1,176,391.29-470,483.25

Finding the Fourth Proportional to 852,459.21, 1,176,391.29 and 470,483.25

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Solution

The fourth proportional to 852,459.21, 1,176,391.29 and 470,483.25 is: 649,265.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,459.21 : 1,176,391.29 = 470,483.25 : x
  2. Step 2: Convert to fraction form
    852,459.21/1,176,391.29 = 470,483.25/x
  3. Step 3: Cross multiply
    852,459.21x = 1,176,391.29 × 470,483.25
  4. Step 4: Simplify right side
    852,459.21x = 553,472,397,390.89
  5. Step 5: Solve for x
    x = 553,472,397,390.89/852,459.21
  6. Step 6: Final answer
    x = 649,265.55

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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.