Home / 1,358,320.19-2,037,472.79-347,440.59

Finding the Fourth Proportional to 1,358,320.19, 2,037,472.79 and 347,440.59

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Solution

The fourth proportional to 1,358,320.19, 2,037,472.79 and 347,440.59 is: 521,158.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,320.19 : 2,037,472.79 = 347,440.59 : x
  2. Step 2: Convert to fraction form
    1,358,320.19/2,037,472.79 = 347,440.59/x
  3. Step 3: Cross multiply
    1,358,320.19x = 2,037,472.79 × 347,440.59
  4. Step 4: Simplify right side
    1,358,320.19x = 707,900,746,529.34
  5. Step 5: Solve for x
    x = 707,900,746,529.34/1,358,320.19
  6. Step 6: Final answer
    x = 521,158.97

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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.