Home / 910,426.96-1,365,816.21-349,417.72

Finding the Fourth Proportional to 910,426.96, 1,365,816.21 and 349,417.72

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Solution

The fourth proportional to 910,426.96, 1,365,816.21 and 349,417.72 is: 524,194.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,426.96 : 1,365,816.21 = 349,417.72 : x
  2. Step 2: Convert to fraction form
    910,426.96/1,365,816.21 = 349,417.72/x
  3. Step 3: Cross multiply
    910,426.96x = 1,365,816.21 × 349,417.72
  4. Step 4: Simplify right side
    910,426.96x = 477,240,386,037.24
  5. Step 5: Solve for x
    x = 477,240,386,037.24/910,426.96
  6. Step 6: Final answer
    x = 524,194.04

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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.