Home / 1,315,829.80-1,973,744.70-474,466.60

Finding the Fourth Proportional to 1,315,829.80, 1,973,744.70 and 474,466.60

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Solution

The fourth proportional to 1,315,829.80, 1,973,744.70 and 474,466.60 is: 711,699.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,315,829.80 : 1,973,744.70 = 474,466.60 : x
  2. Step 2: Convert to fraction form
    1,315,829.80/1,973,744.70 = 474,466.60/x
  3. Step 3: Cross multiply
    1,315,829.80x = 1,973,744.70 × 474,466.60
  4. Step 4: Simplify right side
    1,315,829.80x = 936,475,937,077.02
  5. Step 5: Solve for x
    x = 936,475,937,077.02/1,315,829.80
  6. Step 6: Final answer
    x = 711,699.90

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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.