Home / 770,598.96-1,063,428.31-426,459.93

Finding the Fourth Proportional to 770,598.96, 1,063,428.31 and 426,459.93

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Solution

The fourth proportional to 770,598.96, 1,063,428.31 and 426,459.93 is: 588,515.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,598.96 : 1,063,428.31 = 426,459.93 : x
  2. Step 2: Convert to fraction form
    770,598.96/1,063,428.31 = 426,459.93/x
  3. Step 3: Cross multiply
    770,598.96x = 1,063,428.31 × 426,459.93
  4. Step 4: Simplify right side
    770,598.96x = 453,509,562,642.62
  5. Step 5: Solve for x
    x = 453,509,562,642.62/770,598.96
  6. Step 6: Final answer
    x = 588,515.67

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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.