Home / 1,164,006.40-1,746,009.60-490,847.80

Finding the Fourth Proportional to 1,164,006.40, 1,746,009.60 and 490,847.80

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Solution

The fourth proportional to 1,164,006.40, 1,746,009.60 and 490,847.80 is: 736,271.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,164,006.40 : 1,746,009.60 = 490,847.80 : x
  2. Step 2: Convert to fraction form
    1,164,006.40/1,746,009.60 = 490,847.80/x
  3. Step 3: Cross multiply
    1,164,006.40x = 1,746,009.60 × 490,847.80
  4. Step 4: Simplify right side
    1,164,006.40x = 857,024,970,938.88
  5. Step 5: Solve for x
    x = 857,024,970,938.88/1,164,006.40
  6. Step 6: Final answer
    x = 736,271.70

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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.