Home / 897,951.60-1,346,927.40-298,932.30

Finding the Fourth Proportional to 897,951.60, 1,346,927.40 and 298,932.30

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Solution

The fourth proportional to 897,951.60, 1,346,927.40 and 298,932.30 is: 448,398.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,951.60 : 1,346,927.40 = 298,932.30 : x
  2. Step 2: Convert to fraction form
    897,951.60/1,346,927.40 = 298,932.30/x
  3. Step 3: Cross multiply
    897,951.60x = 1,346,927.40 × 298,932.30
  4. Step 4: Simplify right side
    897,951.60x = 402,640,105,615.02
  5. Step 5: Solve for x
    x = 402,640,105,615.02/897,951.60
  6. Step 6: Final answer
    x = 448,398.45

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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.