Home / 832,426.88-1,148,750.11-450,453.66

Finding the Fourth Proportional to 832,426.88, 1,148,750.11 and 450,453.66

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Solution

The fourth proportional to 832,426.88, 1,148,750.11 and 450,453.66 is: 621,626.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,426.88 : 1,148,750.11 = 450,453.66 : x
  2. Step 2: Convert to fraction form
    832,426.88/1,148,750.11 = 450,453.66/x
  3. Step 3: Cross multiply
    832,426.88x = 1,148,750.11 × 450,453.66
  4. Step 4: Simplify right side
    832,426.88x = 517,458,688,363.63
  5. Step 5: Solve for x
    x = 517,458,688,363.63/832,426.88
  6. Step 6: Final answer
    x = 621,626.60

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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.