Home / 770,475.53-1,063,503.12-541,088.39

Finding the Fourth Proportional to 770,475.53, 1,063,503.12 and 541,088.39

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Solution

The fourth proportional to 770,475.53, 1,063,503.12 and 541,088.39 is: 746,875.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,475.53 : 1,063,503.12 = 541,088.39 : x
  2. Step 2: Convert to fraction form
    770,475.53/1,063,503.12 = 541,088.39/x
  3. Step 3: Cross multiply
    770,475.53x = 1,063,503.12 × 541,088.39
  4. Step 4: Simplify right side
    770,475.53x = 575,449,185,643.26
  5. Step 5: Solve for x
    x = 575,449,185,643.26/770,475.53
  6. Step 6: Final answer
    x = 746,875.36

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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.