Home / 907,615.40-1,361,714.70-608,433.80

Finding the Fourth Proportional to 907,615.40, 1,361,714.70 and 608,433.80

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Solution

The fourth proportional to 907,615.40, 1,361,714.70 and 608,433.80 is: 912,846.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,615.40 : 1,361,714.70 = 608,433.80 : x
  2. Step 2: Convert to fraction form
    907,615.40/1,361,714.70 = 608,433.80/x
  3. Step 3: Cross multiply
    907,615.40x = 1,361,714.70 × 608,433.80
  4. Step 4: Simplify right side
    907,615.40x = 828,513,249,436.86
  5. Step 5: Solve for x
    x = 828,513,249,436.86/907,615.40
  6. Step 6: Final answer
    x = 912,846.18

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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.