Home / 706,950.04-975,268.74-420,307.24

Finding the Fourth Proportional to 706,950.04, 975,268.74 and 420,307.24

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Solution

The fourth proportional to 706,950.04, 975,268.74 and 420,307.24 is: 579,832.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,950.04 : 975,268.74 = 420,307.24 : x
  2. Step 2: Convert to fraction form
    706,950.04/975,268.74 = 420,307.24/x
  3. Step 3: Cross multiply
    706,950.04x = 975,268.74 × 420,307.24
  4. Step 4: Simplify right side
    706,950.04x = 409,912,512,367.68
  5. Step 5: Solve for x
    x = 409,912,512,367.68/706,950.04
  6. Step 6: Final answer
    x = 579,832.36

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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.