Home / 832,462.55-1,248,188.15-326,417.24

Finding the Fourth Proportional to 832,462.55, 1,248,188.15 and 326,417.24

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Solution

The fourth proportional to 832,462.55, 1,248,188.15 and 326,417.24 is: 489,427.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,462.55 : 1,248,188.15 = 326,417.24 : x
  2. Step 2: Convert to fraction form
    832,462.55/1,248,188.15 = 326,417.24/x
  3. Step 3: Cross multiply
    832,462.55x = 1,248,188.15 × 326,417.24
  4. Step 4: Simplify right side
    832,462.55x = 407,430,123,050.68
  5. Step 5: Solve for x
    x = 407,430,123,050.68/832,462.55
  6. Step 6: Final answer
    x = 489,427.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.