Home / 1,140,245.60-1,710,368.40-298,882.40

Finding the Fourth Proportional to 1,140,245.60, 1,710,368.40 and 298,882.40

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Solution

The fourth proportional to 1,140,245.60, 1,710,368.40 and 298,882.40 is: 448,323.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,245.60 : 1,710,368.40 = 298,882.40 : x
  2. Step 2: Convert to fraction form
    1,140,245.60/1,710,368.40 = 298,882.40/x
  3. Step 3: Cross multiply
    1,140,245.60x = 1,710,368.40 × 298,882.40
  4. Step 4: Simplify right side
    1,140,245.60x = 511,199,012,276.16
  5. Step 5: Solve for x
    x = 511,199,012,276.16/1,140,245.60
  6. Step 6: Final answer
    x = 448,323.60

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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.