Home / 719,351.80-1,078,941.59-559,587.35

Finding the Fourth Proportional to 719,351.80, 1,078,941.59 and 559,587.35

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Solution

The fourth proportional to 719,351.80, 1,078,941.59 and 559,587.35 is: 839,314.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,351.80 : 1,078,941.59 = 559,587.35 : x
  2. Step 2: Convert to fraction form
    719,351.80/1,078,941.59 = 559,587.35/x
  3. Step 3: Cross multiply
    719,351.80x = 1,078,941.59 × 559,587.35
  4. Step 4: Simplify right side
    719,351.80x = 603,762,065,152.89
  5. Step 5: Solve for x
    x = 603,762,065,152.89/719,351.80
  6. Step 6: Final answer
    x = 839,314.04

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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.