Home / 977,458.40-1,465,750.20-444,705.20

Finding the Fourth Proportional to 977,458.40, 1,465,750.20 and 444,705.20

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Solution

The fourth proportional to 977,458.40, 1,465,750.20 and 444,705.20 is: 666,858.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,458.40 : 1,465,750.20 = 444,705.20 : x
  2. Step 2: Convert to fraction form
    977,458.40/1,465,750.20 = 444,705.20/x
  3. Step 3: Cross multiply
    977,458.40x = 1,465,750.20 × 444,705.20
  4. Step 4: Simplify right side
    977,458.40x = 651,826,735,841.04
  5. Step 5: Solve for x
    x = 651,826,735,841.04/977,458.40
  6. Step 6: Final answer
    x = 666,858.80

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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.