Home / 1,008,715.52-1,513,070.52-298,798.88

Finding the Fourth Proportional to 1,008,715.52, 1,513,070.52 and 298,798.88

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Solution

The fourth proportional to 1,008,715.52, 1,513,070.52 and 298,798.88 is: 448,197.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,715.52 : 1,513,070.52 = 298,798.88 : x
  2. Step 2: Convert to fraction form
    1,008,715.52/1,513,070.52 = 298,798.88/x
  3. Step 3: Cross multiply
    1,008,715.52x = 1,513,070.52 × 298,798.88
  4. Step 4: Simplify right side
    1,008,715.52x = 452,103,776,737.02
  5. Step 5: Solve for x
    x = 452,103,776,737.02/1,008,715.52
  6. Step 6: Final answer
    x = 448,197.50

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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.