Home / 706,376.76-974,795.13-384,087.12

Finding the Fourth Proportional to 706,376.76, 974,795.13 and 384,087.12

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Solution

The fourth proportional to 706,376.76, 974,795.13 and 384,087.12 is: 530,037.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,376.76 : 974,795.13 = 384,087.12 : x
  2. Step 2: Convert to fraction form
    706,376.76/974,795.13 = 384,087.12/x
  3. Step 3: Cross multiply
    706,376.76x = 974,795.13 × 384,087.12
  4. Step 4: Simplify right side
    706,376.76x = 374,406,254,071.73
  5. Step 5: Solve for x
    x = 374,406,254,071.73/706,376.76
  6. Step 6: Final answer
    x = 530,037.62

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1.5x scale

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.