Home / 751,392.79-1,126,980.18-245,973.79

Finding the Fourth Proportional to 751,392.79, 1,126,980.18 and 245,973.79

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Solution

The fourth proportional to 751,392.79, 1,126,980.18 and 245,973.79 is: 368,925.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,392.79 : 1,126,980.18 = 245,973.79 : x
  2. Step 2: Convert to fraction form
    751,392.79/1,126,980.18 = 245,973.79/x
  3. Step 3: Cross multiply
    751,392.79x = 1,126,980.18 × 245,973.79
  4. Step 4: Simplify right side
    751,392.79x = 277,207,582,389.63
  5. Step 5: Solve for x
    x = 277,207,582,389.63/751,392.79
  6. Step 6: Final answer
    x = 368,925.00

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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.