Home / 908,714.40-1,360,447.20-554,420.40

Finding the Fourth Proportional to 908,714.40, 1,360,447.20 and 554,420.40

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Solution

The fourth proportional to 908,714.40, 1,360,447.20 and 554,420.40 is: 830,029.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,714.40 : 1,360,447.20 = 554,420.40 : x
  2. Step 2: Convert to fraction form
    908,714.40/1,360,447.20 = 554,420.40/x
  3. Step 3: Cross multiply
    908,714.40x = 1,360,447.20 × 554,420.40
  4. Step 4: Simplify right side
    908,714.40x = 754,259,680,802.88
  5. Step 5: Solve for x
    x = 754,259,680,802.88/908,714.40
  6. Step 6: Final answer
    x = 830,029.41

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Double scale
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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.