Home / 898,499.66-1,239,783.12-530,925.62

Finding the Fourth Proportional to 898,499.66, 1,239,783.12 and 530,925.62

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Solution

The fourth proportional to 898,499.66, 1,239,783.12 and 530,925.62 is: 732,590.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,499.66 : 1,239,783.12 = 530,925.62 : x
  2. Step 2: Convert to fraction form
    898,499.66/1,239,783.12 = 530,925.62/x
  3. Step 3: Cross multiply
    898,499.66x = 1,239,783.12 × 530,925.62
  4. Step 4: Simplify right side
    898,499.66x = 658,232,621,651.53
  5. Step 5: Solve for x
    x = 658,232,621,651.53/898,499.66
  6. Step 6: Final answer
    x = 732,590.84

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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.