Home / 948,842.53-1,309,612.88-654,904.94

Finding the Fourth Proportional to 948,842.53, 1,309,612.88 and 654,904.94

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Solution

The fourth proportional to 948,842.53, 1,309,612.88 and 654,904.94 is: 903,913.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,842.53 : 1,309,612.88 = 654,904.94 : x
  2. Step 2: Convert to fraction form
    948,842.53/1,309,612.88 = 654,904.94/x
  3. Step 3: Cross multiply
    948,842.53x = 1,309,612.88 × 654,904.94
  4. Step 4: Simplify right side
    948,842.53x = 857,671,939,688.83
  5. Step 5: Solve for x
    x = 857,671,939,688.83/948,842.53
  6. Step 6: Final answer
    x = 903,913.89

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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.