Home / 848,534.40-1,170,892.80-486,043.20

Finding the Fourth Proportional to 848,534.40, 1,170,892.80 and 486,043.20

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Solution

The fourth proportional to 848,534.40, 1,170,892.80 and 486,043.20 is: 670,691.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,534.40 : 1,170,892.80 = 486,043.20 : x
  2. Step 2: Convert to fraction form
    848,534.40/1,170,892.80 = 486,043.20/x
  3. Step 3: Cross multiply
    848,534.40x = 1,170,892.80 × 486,043.20
  4. Step 4: Simplify right side
    848,534.40x = 569,104,483,368.96
  5. Step 5: Solve for x
    x = 569,104,483,368.96/848,534.40
  6. Step 6: Final answer
    x = 670,691.12

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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.