Home / 706,733.28-975,263.76-384,443.76

Finding the Fourth Proportional to 706,733.28, 975,263.76 and 384,443.76

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Solution

The fourth proportional to 706,733.28, 975,263.76 and 384,443.76 is: 530,517.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,733.28 : 975,263.76 = 384,443.76 : x
  2. Step 2: Convert to fraction form
    706,733.28/975,263.76 = 384,443.76/x
  3. Step 3: Cross multiply
    706,733.28x = 975,263.76 × 384,443.76
  4. Step 4: Simplify right side
    706,733.28x = 374,934,066,886.14
  5. Step 5: Solve for x
    x = 374,934,066,886.14/706,733.28
  6. Step 6: Final answer
    x = 530,517.07

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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.