Home / 776,007.42-1,070,882.50-431,837.46

Finding the Fourth Proportional to 776,007.42, 1,070,882.50 and 431,837.46

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Solution

The fourth proportional to 776,007.42, 1,070,882.50 and 431,837.46 is: 595,931.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,007.42 : 1,070,882.50 = 431,837.46 : x
  2. Step 2: Convert to fraction form
    776,007.42/1,070,882.50 = 431,837.46/x
  3. Step 3: Cross multiply
    776,007.42x = 1,070,882.50 × 431,837.46
  4. Step 4: Simplify right side
    776,007.42x = 462,447,176,599.26
  5. Step 5: Solve for x
    x = 462,447,176,599.26/776,007.42
  6. Step 6: Final answer
    x = 595,931.39

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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.