Home / 977,894.10-1,466,841.15-830,271.60

Finding the Fourth Proportional to 977,894.10, 1,466,841.15 and 830,271.60

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Solution

The fourth proportional to 977,894.10, 1,466,841.15 and 830,271.60 is: 1,245,407.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,894.10 : 1,466,841.15 = 830,271.60 : x
  2. Step 2: Convert to fraction form
    977,894.10/1,466,841.15 = 830,271.60/x
  3. Step 3: Cross multiply
    977,894.10x = 1,466,841.15 × 830,271.60
  4. Step 4: Simplify right side
    977,894.10x = 1,217,876,548,556.34
  5. Step 5: Solve for x
    x = 1,217,876,548,556.34/977,894.10
  6. Step 6: Final answer
    x = 1,245,407.40

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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.