Home / 429,312.74-592,421.90-238,311.10

Finding the Fourth Proportional to 429,312.74, 592,421.90 and 238,311.10

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Solution

The fourth proportional to 429,312.74, 592,421.90 and 238,311.10 is: 328,852.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,312.74 : 592,421.90 = 238,311.10 : x
  2. Step 2: Convert to fraction form
    429,312.74/592,421.90 = 238,311.10/x
  3. Step 3: Cross multiply
    429,312.74x = 592,421.90 × 238,311.10
  4. Step 4: Simplify right side
    429,312.74x = 141,180,714,653.09
  5. Step 5: Solve for x
    x = 141,180,714,653.09/429,312.74
  6. Step 6: Final answer
    x = 328,852.84

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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.