Home / 1,108,913.76-1,662,655.48-435,063.17

Finding the Fourth Proportional to 1,108,913.76, 1,662,655.48 and 435,063.17

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Solution

The fourth proportional to 1,108,913.76, 1,662,655.48 and 435,063.17 is: 652,314.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,913.76 : 1,662,655.48 = 435,063.17 : x
  2. Step 2: Convert to fraction form
    1,108,913.76/1,662,655.48 = 435,063.17/x
  3. Step 3: Cross multiply
    1,108,913.76x = 1,662,655.48 × 435,063.17
  4. Step 4: Simplify right side
    1,108,913.76x = 723,360,163,746.67
  5. Step 5: Solve for x
    x = 723,360,163,746.67/1,108,913.76
  6. Step 6: Final answer
    x = 652,314.17

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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.