Home / 974,552.80-1,461,829.20-343,530.40

Finding the Fourth Proportional to 974,552.80, 1,461,829.20 and 343,530.40

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Solution

The fourth proportional to 974,552.80, 1,461,829.20 and 343,530.40 is: 515,295.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,552.80 : 1,461,829.20 = 343,530.40 : x
  2. Step 2: Convert to fraction form
    974,552.80/1,461,829.20 = 343,530.40/x
  3. Step 3: Cross multiply
    974,552.80x = 1,461,829.20 × 343,530.40
  4. Step 4: Simplify right side
    974,552.80x = 502,182,769,807.68
  5. Step 5: Solve for x
    x = 502,182,769,807.68/974,552.80
  6. Step 6: Final answer
    x = 515,295.60

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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.