Home / 770,526.84-1,156,019.22-371,052.12

Finding the Fourth Proportional to 770,526.84, 1,156,019.22 and 371,052.12

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Solution

The fourth proportional to 770,526.84, 1,156,019.22 and 371,052.12 is: 556,688.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,526.84 : 1,156,019.22 = 371,052.12 : x
  2. Step 2: Convert to fraction form
    770,526.84/1,156,019.22 = 371,052.12/x
  3. Step 3: Cross multiply
    770,526.84x = 1,156,019.22 × 371,052.12
  4. Step 4: Simplify right side
    770,526.84x = 428,943,382,341.75
  5. Step 5: Solve for x
    x = 428,943,382,341.75/770,526.84
  6. Step 6: Final answer
    x = 556,688.44

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Double scale
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1.5x scale

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.