Home / 346,810.18-520,215.27-97,492.18

Finding the Fourth Proportional to 346,810.18, 520,215.27 and 97,492.18

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Solution

The fourth proportional to 346,810.18, 520,215.27 and 97,492.18 is: 146,238.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,810.18 : 520,215.27 = 97,492.18 : x
  2. Step 2: Convert to fraction form
    346,810.18/520,215.27 = 97,492.18/x
  3. Step 3: Cross multiply
    346,810.18x = 520,215.27 × 97,492.18
  4. Step 4: Simplify right side
    346,810.18x = 50,716,920,741.59
  5. Step 5: Solve for x
    x = 50,716,920,741.59/346,810.18
  6. Step 6: Final answer
    x = 146,238.27

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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.