Home / 346,869.62-519,455.24-286,528.92

Finding the Fourth Proportional to 346,869.62, 519,455.24 and 286,528.92

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Solution

The fourth proportional to 346,869.62, 519,455.24 and 286,528.92 is: 429,091.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,869.62 : 519,455.24 = 286,528.92 : x
  2. Step 2: Convert to fraction form
    346,869.62/519,455.24 = 286,528.92/x
  3. Step 3: Cross multiply
    346,869.62x = 519,455.24 × 286,528.92
  4. Step 4: Simplify right side
    346,869.62x = 148,838,948,905.54
  5. Step 5: Solve for x
    x = 148,838,948,905.54/346,869.62
  6. Step 6: Final answer
    x = 429,091.91

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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.