Home / 677,234.10-1,014,929.55-480,011.70

Finding the Fourth Proportional to 677,234.10, 1,014,929.55 and 480,011.70

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Solution

The fourth proportional to 677,234.10, 1,014,929.55 and 480,011.70 is: 719,364.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,234.10 : 1,014,929.55 = 480,011.70 : x
  2. Step 2: Convert to fraction form
    677,234.10/1,014,929.55 = 480,011.70/x
  3. Step 3: Cross multiply
    677,234.10x = 1,014,929.55 × 480,011.70
  4. Step 4: Simplify right side
    677,234.10x = 487,178,058,675.74
  5. Step 5: Solve for x
    x = 487,178,058,675.74/677,234.10
  6. Step 6: Final answer
    x = 719,364.34

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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.