Home / 563,920.84-845,010.46-380,834.07

Finding the Fourth Proportional to 563,920.84, 845,010.46 and 380,834.07

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Solution

The fourth proportional to 563,920.84, 845,010.46 and 380,834.07 is: 570,663.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,920.84 : 845,010.46 = 380,834.07 : x
  2. Step 2: Convert to fraction form
    563,920.84/845,010.46 = 380,834.07/x
  3. Step 3: Cross multiply
    563,920.84x = 845,010.46 × 380,834.07
  4. Step 4: Simplify right side
    563,920.84x = 321,808,774,734.81
  5. Step 5: Solve for x
    x = 321,808,774,734.81/563,920.84
  6. Step 6: Final answer
    x = 570,663.03

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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.