Home / 847,994-1,272,574.20-349,358

Finding the Fourth Proportional to 847,994, 1,272,574.20 and 349,358

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Solution

The fourth proportional to 847,994, 1,272,574.20 and 349,358 is: 524,277.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,994 : 1,272,574.20 = 349,358 : x
  2. Step 2: Convert to fraction form
    847,994/1,272,574.20 = 349,358/x
  3. Step 3: Cross multiply
    847,994x = 1,272,574.20 × 349,358
  4. Step 4: Simplify right side
    847,994x = 444,583,977,363.60
  5. Step 5: Solve for x
    x = 444,583,977,363.60/847,994
  6. Step 6: Final answer
    x = 524,277.27

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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.