Home / 832,455.88-1,148,789.12-450,482.66

Finding the Fourth Proportional to 832,455.88, 1,148,789.12 and 450,482.66

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Solution

The fourth proportional to 832,455.88, 1,148,789.12 and 450,482.66 is: 621,666.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,455.88 : 1,148,789.12 = 450,482.66 : x
  2. Step 2: Convert to fraction form
    832,455.88/1,148,789.12 = 450,482.66/x
  3. Step 3: Cross multiply
    832,455.88x = 1,148,789.12 × 450,482.66
  4. Step 4: Simplify right side
    832,455.88x = 517,509,581,330.20
  5. Step 5: Solve for x
    x = 517,509,581,330.20/832,455.88
  6. Step 6: Final answer
    x = 621,666.07

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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.