Home / 546,678.24-754,158.78-355,621.92

Finding the Fourth Proportional to 546,678.24, 754,158.78 and 355,621.92

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Solution

The fourth proportional to 546,678.24, 754,158.78 and 355,621.92 is: 490,590.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,678.24 : 754,158.78 = 355,621.92 : x
  2. Step 2: Convert to fraction form
    546,678.24/754,158.78 = 355,621.92/x
  3. Step 3: Cross multiply
    546,678.24x = 754,158.78 × 355,621.92
  4. Step 4: Simplify right side
    546,678.24x = 268,195,393,328.46
  5. Step 5: Solve for x
    x = 268,195,393,328.46/546,678.24
  6. Step 6: Final answer
    x = 490,590.94

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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.