Home / 977,893.60-1,466,840.40-830,271.10

Finding the Fourth Proportional to 977,893.60, 1,466,840.40 and 830,271.10

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Solution

The fourth proportional to 977,893.60, 1,466,840.40 and 830,271.10 is: 1,245,406.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,893.60 : 1,466,840.40 = 830,271.10 : x
  2. Step 2: Convert to fraction form
    977,893.60/1,466,840.40 = 830,271.10/x
  3. Step 3: Cross multiply
    977,893.60x = 1,466,840.40 × 830,271.10
  4. Step 4: Simplify right side
    977,893.60x = 1,217,875,192,432.44
  5. Step 5: Solve for x
    x = 1,217,875,192,432.44/977,893.60
  6. Step 6: Final answer
    x = 1,245,406.65

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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.