Home / 790,002.80-1,185,004.20-506,567.60

Finding the Fourth Proportional to 790,002.80, 1,185,004.20 and 506,567.60

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Solution

The fourth proportional to 790,002.80, 1,185,004.20 and 506,567.60 is: 759,851.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,002.80 : 1,185,004.20 = 506,567.60 : x
  2. Step 2: Convert to fraction form
    790,002.80/1,185,004.20 = 506,567.60/x
  3. Step 3: Cross multiply
    790,002.80x = 1,185,004.20 × 506,567.60
  4. Step 4: Simplify right side
    790,002.80x = 600,284,733,583.92
  5. Step 5: Solve for x
    x = 600,284,733,583.92/790,002.80
  6. Step 6: Final answer
    x = 759,851.40

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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.