Home / 906,404.18-1,358,381.52-345,132.50

Finding the Fourth Proportional to 906,404.18, 1,358,381.52 and 345,132.50

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Solution

The fourth proportional to 906,404.18, 1,358,381.52 and 345,132.50 is: 517,232.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,404.18 : 1,358,381.52 = 345,132.50 : x
  2. Step 2: Convert to fraction form
    906,404.18/1,358,381.52 = 345,132.50/x
  3. Step 3: Cross multiply
    906,404.18x = 1,358,381.52 × 345,132.50
  4. Step 4: Simplify right side
    906,404.18x = 468,821,613,347.35
  5. Step 5: Solve for x
    x = 468,821,613,347.35/906,404.18
  6. Step 6: Final answer
    x = 517,232.40

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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.