Home / 977,348.60-1,466,168.70-346,212.80

Finding the Fourth Proportional to 977,348.60, 1,466,168.70 and 346,212.80

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Solution

The fourth proportional to 977,348.60, 1,466,168.70 and 346,212.80 is: 519,370.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,348.60 : 1,466,168.70 = 346,212.80 : x
  2. Step 2: Convert to fraction form
    977,348.60/1,466,168.70 = 346,212.80/x
  3. Step 3: Cross multiply
    977,348.60x = 1,466,168.70 × 346,212.80
  4. Step 4: Simplify right side
    977,348.60x = 507,606,370,899.36
  5. Step 5: Solve for x
    x = 507,606,370,899.36/977,348.60
  6. Step 6: Final answer
    x = 519,370.85

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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.