Home / 788,532.60-1,181,438.10-366,943.80

Finding the Fourth Proportional to 788,532.60, 1,181,438.10 and 366,943.80

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Solution

The fourth proportional to 788,532.60, 1,181,438.10 and 366,943.80 is: 549,782.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,532.60 : 1,181,438.10 = 366,943.80 : x
  2. Step 2: Convert to fraction form
    788,532.60/1,181,438.10 = 366,943.80/x
  3. Step 3: Cross multiply
    788,532.60x = 1,181,438.10 × 366,943.80
  4. Step 4: Simplify right side
    788,532.60x = 433,521,385,878.78
  5. Step 5: Solve for x
    x = 433,521,385,878.78/788,532.60
  6. Step 6: Final answer
    x = 549,782.45

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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.