Home / 751,783.16-1,037,396.59-425,080.15

Finding the Fourth Proportional to 751,783.16, 1,037,396.59 and 425,080.15

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Solution

The fourth proportional to 751,783.16, 1,037,396.59 and 425,080.15 is: 586,574.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,783.16 : 1,037,396.59 = 425,080.15 : x
  2. Step 2: Convert to fraction form
    751,783.16/1,037,396.59 = 425,080.15/x
  3. Step 3: Cross multiply
    751,783.16x = 1,037,396.59 × 425,080.15
  4. Step 4: Simplify right side
    751,783.16x = 440,976,694,430.50
  5. Step 5: Solve for x
    x = 440,976,694,430.50/751,783.16
  6. Step 6: Final answer
    x = 586,574.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.