Home / 977,254.20-1,465,362.90-346,188.60

Finding the Fourth Proportional to 977,254.20, 1,465,362.90 and 346,188.60

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Solution

The fourth proportional to 977,254.20, 1,465,362.90 and 346,188.60 is: 519,099.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,254.20 : 1,465,362.90 = 346,188.60 : x
  2. Step 2: Convert to fraction form
    977,254.20/1,465,362.90 = 346,188.60/x
  3. Step 3: Cross multiply
    977,254.20x = 1,465,362.90 × 346,188.60
  4. Step 4: Simplify right side
    977,254.20x = 507,291,930,842.94
  5. Step 5: Solve for x
    x = 507,291,930,842.94/977,254.20
  6. Step 6: Final answer
    x = 519,099.26

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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.