Home / 773,762.40-1,160,643.60-732,428.10

Finding the Fourth Proportional to 773,762.40, 1,160,643.60 and 732,428.10

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Solution

The fourth proportional to 773,762.40, 1,160,643.60 and 732,428.10 is: 1,098,642.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,762.40 : 1,160,643.60 = 732,428.10 : x
  2. Step 2: Convert to fraction form
    773,762.40/1,160,643.60 = 732,428.10/x
  3. Step 3: Cross multiply
    773,762.40x = 1,160,643.60 × 732,428.10
  4. Step 4: Simplify right side
    773,762.40x = 850,087,986,725.16
  5. Step 5: Solve for x
    x = 850,087,986,725.16/773,762.40
  6. Step 6: Final answer
    x = 1,098,642.15

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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.