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Finding the Fourth Proportional to 850,070, 1,173,096.60 and 468,095.87

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Solution

The fourth proportional to 850,070, 1,173,096.60 and 468,095.87 is: 645,972.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,070 : 1,173,096.60 = 468,095.87 : x
  2. Step 2: Convert to fraction form
    850,070/1,173,096.60 = 468,095.87/x
  3. Step 3: Cross multiply
    850,070x = 1,173,096.60 × 468,095.87
  4. Step 4: Simplify right side
    850,070x = 549,121,673,571.04
  5. Step 5: Solve for x
    x = 549,121,673,571.04/850,070
  6. Step 6: Final answer
    x = 645,972.30

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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.