Home / 879,225.60-1,318,579.20-346,569.60

Finding the Fourth Proportional to 879,225.60, 1,318,579.20 and 346,569.60

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Solution

The fourth proportional to 879,225.60, 1,318,579.20 and 346,569.60 is: 519,752.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,225.60 : 1,318,579.20 = 346,569.60 : x
  2. Step 2: Convert to fraction form
    879,225.60/1,318,579.20 = 346,569.60/x
  3. Step 3: Cross multiply
    879,225.60x = 1,318,579.20 × 346,569.60
  4. Step 4: Simplify right side
    879,225.60x = 456,979,465,912.32
  5. Step 5: Solve for x
    x = 456,979,465,912.32/879,225.60
  6. Step 6: Final answer
    x = 519,752.23

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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.