Home / 832,474.56-1,148,822.98-450,509.28

Finding the Fourth Proportional to 832,474.56, 1,148,822.98 and 450,509.28

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Solution

The fourth proportional to 832,474.56, 1,148,822.98 and 450,509.28 is: 621,707.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,474.56 : 1,148,822.98 = 450,509.28 : x
  2. Step 2: Convert to fraction form
    832,474.56/1,148,822.98 = 450,509.28/x
  3. Step 3: Cross multiply
    832,474.56x = 1,148,822.98 × 450,509.28
  4. Step 4: Simplify right side
    832,474.56x = 517,555,413,567.25
  5. Step 5: Solve for x
    x = 517,555,413,567.25/832,474.56
  6. Step 6: Final answer
    x = 621,707.18

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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.