Home / 975,215.24-1,462,296.89-442,445.58

Finding the Fourth Proportional to 975,215.24, 1,462,296.89 and 442,445.58

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Solution

The fourth proportional to 975,215.24, 1,462,296.89 and 442,445.58 is: 663,429.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,215.24 : 1,462,296.89 = 442,445.58 : x
  2. Step 2: Convert to fraction form
    975,215.24/1,462,296.89 = 442,445.58/x
  3. Step 3: Cross multiply
    975,215.24x = 1,462,296.89 × 442,445.58
  4. Step 4: Simplify right side
    975,215.24x = 646,986,795,628.25
  5. Step 5: Solve for x
    x = 646,986,795,628.25/975,215.24
  6. Step 6: Final answer
    x = 663,429.74

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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.