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Finding the Fourth Proportional to 632,495, 948,683.68 and 177,127.45

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Solution

The fourth proportional to 632,495, 948,683.68 and 177,127.45 is: 265,674.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,495 : 948,683.68 = 177,127.45 : x
  2. Step 2: Convert to fraction form
    632,495/948,683.68 = 177,127.45/x
  3. Step 3: Cross multiply
    632,495x = 948,683.68 × 177,127.45
  4. Step 4: Simplify right side
    632,495x = 168,037,921,095.02
  5. Step 5: Solve for x
    x = 168,037,921,095.02/632,495
  6. Step 6: Final answer
    x = 265,674.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.