Home / 847,981.84-1,170,259.75-480,530.22

Finding the Fourth Proportional to 847,981.84, 1,170,259.75 and 480,530.22

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Solution

The fourth proportional to 847,981.84, 1,170,259.75 and 480,530.22 is: 663,157.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,981.84 : 1,170,259.75 = 480,530.22 : x
  2. Step 2: Convert to fraction form
    847,981.84/1,170,259.75 = 480,530.22/x
  3. Step 3: Cross multiply
    847,981.84x = 1,170,259.75 × 480,530.22
  4. Step 4: Simplify right side
    847,981.84x = 562,345,177,919.55
  5. Step 5: Solve for x
    x = 562,345,177,919.55/847,981.84
  6. Step 6: Final answer
    x = 663,157.10

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1.5x scale

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.