Home / 1,023,602.90-1,535,258.55-349,715.30

Finding the Fourth Proportional to 1,023,602.90, 1,535,258.55 and 349,715.30

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Solution

The fourth proportional to 1,023,602.90, 1,535,258.55 and 349,715.30 is: 524,523.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,602.90 : 1,535,258.55 = 349,715.30 : x
  2. Step 2: Convert to fraction form
    1,023,602.90/1,535,258.55 = 349,715.30/x
  3. Step 3: Cross multiply
    1,023,602.90x = 1,535,258.55 × 349,715.30
  4. Step 4: Simplify right side
    1,023,602.90x = 536,903,404,390.82
  5. Step 5: Solve for x
    x = 536,903,404,390.82/1,023,602.90
  6. Step 6: Final answer
    x = 524,523.14

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Double scale
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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.