Home / 570,238.84-786,844.91-346,347.72

Finding the Fourth Proportional to 570,238.84, 786,844.91 and 346,347.72

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Solution

The fourth proportional to 570,238.84, 786,844.91 and 346,347.72 is: 477,908.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,238.84 : 786,844.91 = 346,347.72 : x
  2. Step 2: Convert to fraction form
    570,238.84/786,844.91 = 346,347.72/x
  3. Step 3: Cross multiply
    570,238.84x = 786,844.91 × 346,347.72
  4. Step 4: Simplify right side
    570,238.84x = 272,521,940,572.11
  5. Step 5: Solve for x
    x = 272,521,940,572.11/570,238.84
  6. Step 6: Final answer
    x = 477,908.42

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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.