Home / 724,205.37-999,337.37-429,804.32

Finding the Fourth Proportional to 724,205.37, 999,337.37 and 429,804.32

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Solution

The fourth proportional to 724,205.37, 999,337.37 and 429,804.32 is: 593,090.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,205.37 : 999,337.37 = 429,804.32 : x
  2. Step 2: Convert to fraction form
    724,205.37/999,337.37 = 429,804.32/x
  3. Step 3: Cross multiply
    724,205.37x = 999,337.37 × 429,804.32
  4. Step 4: Simplify right side
    724,205.37x = 429,519,522,336.29
  5. Step 5: Solve for x
    x = 429,519,522,336.29/724,205.37
  6. Step 6: Final answer
    x = 593,090.77

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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.