Home / 916,013.64-1,374,032.15-242,089.12

Finding the Fourth Proportional to 916,013.64, 1,374,032.15 and 242,089.12

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Solution

The fourth proportional to 916,013.64, 1,374,032.15 and 242,089.12 is: 363,136.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,013.64 : 1,374,032.15 = 242,089.12 : x
  2. Step 2: Convert to fraction form
    916,013.64/1,374,032.15 = 242,089.12/x
  3. Step 3: Cross multiply
    916,013.64x = 1,374,032.15 × 242,089.12
  4. Step 4: Simplify right side
    916,013.64x = 332,638,233,337.74
  5. Step 5: Solve for x
    x = 332,638,233,337.74/916,013.64
  6. Step 6: Final answer
    x = 363,136.77

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Double scale
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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.