Home / 977,809.60-1,464,964.80-799,350.40

Finding the Fourth Proportional to 977,809.60, 1,464,964.80 and 799,350.40

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Solution

The fourth proportional to 977,809.60, 1,464,964.80 and 799,350.40 is: 1,197,595.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,809.60 : 1,464,964.80 = 799,350.40 : x
  2. Step 2: Convert to fraction form
    977,809.60/1,464,964.80 = 799,350.40/x
  3. Step 3: Cross multiply
    977,809.60x = 1,464,964.80 × 799,350.40
  4. Step 4: Simplify right side
    977,809.60x = 1,171,020,198,865.92
  5. Step 5: Solve for x
    x = 1,171,020,198,865.92/977,809.60
  6. Step 6: Final answer
    x = 1,197,595.32

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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.