Home / 832,328.96-1,148,605.80-450,347.36

Finding the Fourth Proportional to 832,328.96, 1,148,605.80 and 450,347.36

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Solution

The fourth proportional to 832,328.96, 1,148,605.80 and 450,347.36 is: 621,474.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,328.96 : 1,148,605.80 = 450,347.36 : x
  2. Step 2: Convert to fraction form
    832,328.96/1,148,605.80 = 450,347.36/x
  3. Step 3: Cross multiply
    832,328.96x = 1,148,605.80 × 450,347.36
  4. Step 4: Simplify right side
    832,328.96x = 517,271,589,710.69
  5. Step 5: Solve for x
    x = 517,271,589,710.69/832,328.96
  6. Step 6: Final answer
    x = 621,474.94

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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.