Home / 710,830.60-1,064,496.30-336,416.20

Finding the Fourth Proportional to 710,830.60, 1,064,496.30 and 336,416.20

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Solution

The fourth proportional to 710,830.60, 1,064,496.30 and 336,416.20 is: 503,796.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,830.60 : 1,064,496.30 = 336,416.20 : x
  2. Step 2: Convert to fraction form
    710,830.60/1,064,496.30 = 336,416.20/x
  3. Step 3: Cross multiply
    710,830.60x = 1,064,496.30 × 336,416.20
  4. Step 4: Simplify right side
    710,830.60x = 358,113,800,160.06
  5. Step 5: Solve for x
    x = 358,113,800,160.06/710,830.60
  6. Step 6: Final answer
    x = 503,796.26

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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.