Home / 897,962.80-1,348,499.40-869,969.20

Finding the Fourth Proportional to 897,962.80, 1,348,499.40 and 869,969.20

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Solution

The fourth proportional to 897,962.80, 1,348,499.40 and 869,969.20 is: 1,306,460.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,962.80 : 1,348,499.40 = 869,969.20 : x
  2. Step 2: Convert to fraction form
    897,962.80/1,348,499.40 = 869,969.20/x
  3. Step 3: Cross multiply
    897,962.80x = 1,348,499.40 × 869,969.20
  4. Step 4: Simplify right side
    897,962.80x = 1,173,152,944,218.48
  5. Step 5: Solve for x
    x = 1,173,152,944,218.48/897,962.80
  6. Step 6: Final answer
    x = 1,306,460.52

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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.