Home / 713,460.80-1,069,845.60-397,582.40

Finding the Fourth Proportional to 713,460.80, 1,069,845.60 and 397,582.40

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Solution

The fourth proportional to 713,460.80, 1,069,845.60 and 397,582.40 is: 596,181.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,460.80 : 1,069,845.60 = 397,582.40 : x
  2. Step 2: Convert to fraction form
    713,460.80/1,069,845.60 = 397,582.40/x
  3. Step 3: Cross multiply
    713,460.80x = 1,069,845.60 × 397,582.40
  4. Step 4: Simplify right side
    713,460.80x = 425,351,781,277.44
  5. Step 5: Solve for x
    x = 425,351,781,277.44/713,460.80
  6. Step 6: Final answer
    x = 596,181.01

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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.