Home / 346,462.12-477,854.27-298,145.49

Finding the Fourth Proportional to 346,462.12, 477,854.27 and 298,145.49

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Solution

The fourth proportional to 346,462.12, 477,854.27 and 298,145.49 is: 411,214.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,462.12 : 477,854.27 = 298,145.49 : x
  2. Step 2: Convert to fraction form
    346,462.12/477,854.27 = 298,145.49/x
  3. Step 3: Cross multiply
    346,462.12x = 477,854.27 × 298,145.49
  4. Step 4: Simplify right side
    346,462.12x = 142,470,095,477.74
  5. Step 5: Solve for x
    x = 142,470,095,477.74/346,462.12
  6. Step 6: Final answer
    x = 411,214.06

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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.