Home / 907,363.60-1,361,563.80-346,800.40

Finding the Fourth Proportional to 907,363.60, 1,361,563.80 and 346,800.40

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Solution

The fourth proportional to 907,363.60, 1,361,563.80 and 346,800.40 is: 520,398.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,363.60 : 1,361,563.80 = 346,800.40 : x
  2. Step 2: Convert to fraction form
    907,363.60/1,361,563.80 = 346,800.40/x
  3. Step 3: Cross multiply
    907,363.60x = 1,361,563.80 × 346,800.40
  4. Step 4: Simplify right side
    907,363.60x = 472,190,870,465.52
  5. Step 5: Solve for x
    x = 472,190,870,465.52/907,363.60
  6. Step 6: Final answer
    x = 520,398.74

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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.