Home / 850,423.11-1,173,587.07-468,448.98

Finding the Fourth Proportional to 850,423.11, 1,173,587.07 and 468,448.98

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Solution

The fourth proportional to 850,423.11, 1,173,587.07 and 468,448.98 is: 646,461.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,423.11 : 1,173,587.07 = 468,448.98 : x
  2. Step 2: Convert to fraction form
    850,423.11/1,173,587.07 = 468,448.98/x
  3. Step 3: Cross multiply
    850,423.11x = 1,173,587.07 × 468,448.98
  4. Step 4: Simplify right side
    850,423.11x = 549,765,665,882.69
  5. Step 5: Solve for x
    x = 549,765,665,882.69/850,423.11
  6. Step 6: Final answer
    x = 646,461.34

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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.