Home / 584,030.25-805,962.96-315,758.25

Finding the Fourth Proportional to 584,030.25, 805,962.96 and 315,758.25

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Solution

The fourth proportional to 584,030.25, 805,962.96 and 315,758.25 is: 435,747.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,030.25 : 805,962.96 = 315,758.25 : x
  2. Step 2: Convert to fraction form
    584,030.25/805,962.96 = 315,758.25/x
  3. Step 3: Cross multiply
    584,030.25x = 805,962.96 × 315,758.25
  4. Step 4: Simplify right side
    584,030.25x = 254,489,453,814.42
  5. Step 5: Solve for x
    x = 254,489,453,814.42/584,030.25
  6. Step 6: Final answer
    x = 435,747.04

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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.