Home / 832,473.79-1,148,816.71-450,500.47

Finding the Fourth Proportional to 832,473.79, 1,148,816.71 and 450,500.47

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Solution

The fourth proportional to 832,473.79, 1,148,816.71 and 450,500.47 is: 621,692.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,473.79 : 1,148,816.71 = 450,500.47 : x
  2. Step 2: Convert to fraction form
    832,473.79/1,148,816.71 = 450,500.47/x
  3. Step 3: Cross multiply
    832,473.79x = 1,148,816.71 × 450,500.47
  4. Step 4: Simplify right side
    832,473.79x = 517,542,462,054.77
  5. Step 5: Solve for x
    x = 517,542,462,054.77/832,473.79
  6. Step 6: Final answer
    x = 621,692.20

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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.