Home / 847,994.50-1,272,574.95-349,358.50

Finding the Fourth Proportional to 847,994.50, 1,272,574.95 and 349,358.50

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Solution

The fourth proportional to 847,994.50, 1,272,574.95 and 349,358.50 is: 524,278.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,994.50 : 1,272,574.95 = 349,358.50 : x
  2. Step 2: Convert to fraction form
    847,994.50/1,272,574.95 = 349,358.50/x
  3. Step 3: Cross multiply
    847,994.50x = 1,272,574.95 × 349,358.50
  4. Step 4: Simplify right side
    847,994.50x = 444,584,875,669.58
  5. Step 5: Solve for x
    x = 444,584,875,669.58/847,994.50
  6. Step 6: Final answer
    x = 524,278.02

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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.