Home / 535,403.04-803,178.64-180,518.56

Finding the Fourth Proportional to 535,403.04, 803,178.64 and 180,518.56

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Solution

The fourth proportional to 535,403.04, 803,178.64 and 180,518.56 is: 270,802.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,403.04 : 803,178.64 = 180,518.56 : x
  2. Step 2: Convert to fraction form
    535,403.04/803,178.64 = 180,518.56/x
  3. Step 3: Cross multiply
    535,403.04x = 803,178.64 × 180,518.56
  4. Step 4: Simplify right side
    535,403.04x = 144,988,651,515.56
  5. Step 5: Solve for x
    x = 144,988,651,515.56/535,403.04
  6. Step 6: Final answer
    x = 270,802.82

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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.