Home / 770,396.02-1,063,487.02-460,407.96

Finding the Fourth Proportional to 770,396.02, 1,063,487.02 and 460,407.96

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Solution

The fourth proportional to 770,396.02, 1,063,487.02 and 460,407.96 is: 635,566.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,396.02 : 1,063,487.02 = 460,407.96 : x
  2. Step 2: Convert to fraction form
    770,396.02/1,063,487.02 = 460,407.96/x
  3. Step 3: Cross multiply
    770,396.02x = 1,063,487.02 × 460,407.96
  4. Step 4: Simplify right side
    770,396.02x = 489,637,889,364.68
  5. Step 5: Solve for x
    x = 489,637,889,364.68/770,396.02
  6. Step 6: Final answer
    x = 635,566.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.