Home / 974,300.40-1,461,417.66-343,197.72

Finding the Fourth Proportional to 974,300.40, 1,461,417.66 and 343,197.72

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Solution

The fourth proportional to 974,300.40, 1,461,417.66 and 343,197.72 is: 514,784.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,300.40 : 1,461,417.66 = 343,197.72 : x
  2. Step 2: Convert to fraction form
    974,300.40/1,461,417.66 = 343,197.72/x
  3. Step 3: Cross multiply
    974,300.40x = 1,461,417.66 × 343,197.72
  4. Step 4: Simplify right side
    974,300.40x = 501,555,208,879.74
  5. Step 5: Solve for x
    x = 501,555,208,879.74/974,300.40
  6. Step 6: Final answer
    x = 514,784.98

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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.