Home / 348,957.04-521,071.72-277,073.08

Finding the Fourth Proportional to 348,957.04, 521,071.72 and 277,073.08

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Solution

The fourth proportional to 348,957.04, 521,071.72 and 277,073.08 is: 413,732.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,957.04 : 521,071.72 = 277,073.08 : x
  2. Step 2: Convert to fraction form
    348,957.04/521,071.72 = 277,073.08/x
  3. Step 3: Cross multiply
    348,957.04x = 521,071.72 × 277,073.08
  4. Step 4: Simplify right side
    348,957.04x = 144,374,944,885.45
  5. Step 5: Solve for x
    x = 144,374,944,885.45/348,957.04
  6. Step 6: Final answer
    x = 413,732.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.