Home / 706,733.51-975,076.38-400,794.08

Finding the Fourth Proportional to 706,733.51, 975,076.38 and 400,794.08

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Solution

The fourth proportional to 706,733.51, 975,076.38 and 400,794.08 is: 552,973.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,733.51 : 975,076.38 = 400,794.08 : x
  2. Step 2: Convert to fraction form
    706,733.51/975,076.38 = 400,794.08/x
  3. Step 3: Cross multiply
    706,733.51x = 975,076.38 × 400,794.08
  4. Step 4: Simplify right side
    706,733.51x = 390,804,835,776.45
  5. Step 5: Solve for x
    x = 390,804,835,776.45/706,733.51
  6. Step 6: Final answer
    x = 552,973.41

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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.