Home / 851,088.32-1,174,448.48-469,094.08

Finding the Fourth Proportional to 851,088.32, 1,174,448.48 and 469,094.08

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Solution

The fourth proportional to 851,088.32, 1,174,448.48 and 469,094.08 is: 647,320.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,088.32 : 1,174,448.48 = 469,094.08 : x
  2. Step 2: Convert to fraction form
    851,088.32/1,174,448.48 = 469,094.08/x
  3. Step 3: Cross multiply
    851,088.32x = 1,174,448.48 × 469,094.08
  4. Step 4: Simplify right side
    851,088.32x = 550,926,829,233.00
  5. Step 5: Solve for x
    x = 550,926,829,233.00/851,088.32
  6. Step 6: Final answer
    x = 647,320.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.