Home / 1,050,420.80-1,573,816.80-488,302.40

Finding the Fourth Proportional to 1,050,420.80, 1,573,816.80 and 488,302.40

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Solution

The fourth proportional to 1,050,420.80, 1,573,816.80 and 488,302.40 is: 731,610.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,420.80 : 1,573,816.80 = 488,302.40 : x
  2. Step 2: Convert to fraction form
    1,050,420.80/1,573,816.80 = 488,302.40/x
  3. Step 3: Cross multiply
    1,050,420.80x = 1,573,816.80 × 488,302.40
  4. Step 4: Simplify right side
    1,050,420.80x = 768,498,520,600.32
  5. Step 5: Solve for x
    x = 768,498,520,600.32/1,050,420.80
  6. Step 6: Final answer
    x = 731,610.15

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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.