Home / 977,046.60-1,465,829.10-345,894.60

Finding the Fourth Proportional to 977,046.60, 1,465,829.10 and 345,894.60

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Solution

The fourth proportional to 977,046.60, 1,465,829.10 and 345,894.60 is: 518,933.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,046.60 : 1,465,829.10 = 345,894.60 : x
  2. Step 2: Convert to fraction form
    977,046.60/1,465,829.10 = 345,894.60/x
  3. Step 3: Cross multiply
    977,046.60x = 1,465,829.10 × 345,894.60
  4. Step 4: Simplify right side
    977,046.60x = 507,022,370,212.86
  5. Step 5: Solve for x
    x = 507,022,370,212.86/977,046.60
  6. Step 6: Final answer
    x = 518,933.66

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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.