Home / 770,875.34-1,063,680.95-484,191.18

Finding the Fourth Proportional to 770,875.34, 1,063,680.95 and 484,191.18

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Solution

The fourth proportional to 770,875.34, 1,063,680.95 and 484,191.18 is: 668,104.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,875.34 : 1,063,680.95 = 484,191.18 : x
  2. Step 2: Convert to fraction form
    770,875.34/1,063,680.95 = 484,191.18/x
  3. Step 3: Cross multiply
    770,875.34x = 1,063,680.95 × 484,191.18
  4. Step 4: Simplify right side
    770,875.34x = 515,024,934,324.02
  5. Step 5: Solve for x
    x = 515,024,934,324.02/770,875.34
  6. Step 6: Final answer
    x = 668,104.05

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Double scale
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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.