Home / 848,572.60-1,272,830.10-217,492.60

Finding the Fourth Proportional to 848,572.60, 1,272,830.10 and 217,492.60

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Solution

The fourth proportional to 848,572.60, 1,272,830.10 and 217,492.60 is: 326,231.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,572.60 : 1,272,830.10 = 217,492.60 : x
  2. Step 2: Convert to fraction form
    848,572.60/1,272,830.10 = 217,492.60/x
  3. Step 3: Cross multiply
    848,572.60x = 1,272,830.10 × 217,492.60
  4. Step 4: Simplify right side
    848,572.60x = 276,831,127,807.26
  5. Step 5: Solve for x
    x = 276,831,127,807.26/848,572.60
  6. Step 6: Final answer
    x = 326,231.52

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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.