Home / 977,167.20-1,465,702.20-503,900.40

Finding the Fourth Proportional to 977,167.20, 1,465,702.20 and 503,900.40

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Solution

The fourth proportional to 977,167.20, 1,465,702.20 and 503,900.40 is: 755,825.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,167.20 : 1,465,702.20 = 503,900.40 : x
  2. Step 2: Convert to fraction form
    977,167.20/1,465,702.20 = 503,900.40/x
  3. Step 3: Cross multiply
    977,167.20x = 1,465,702.20 × 503,900.40
  4. Step 4: Simplify right side
    977,167.20x = 738,567,924,860.88
  5. Step 5: Solve for x
    x = 738,567,924,860.88/977,167.20
  6. Step 6: Final answer
    x = 755,825.54

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1.5x scale

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.