Home / 611,382.02-842,319.33-473,085.45

Finding the Fourth Proportional to 611,382.02, 842,319.33 and 473,085.45

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Solution

The fourth proportional to 611,382.02, 842,319.33 and 473,085.45 is: 651,784.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,382.02 : 842,319.33 = 473,085.45 : x
  2. Step 2: Convert to fraction form
    611,382.02/842,319.33 = 473,085.45/x
  3. Step 3: Cross multiply
    611,382.02x = 842,319.33 × 473,085.45
  4. Step 4: Simplify right side
    611,382.02x = 398,489,019,276.75
  5. Step 5: Solve for x
    x = 398,489,019,276.75/611,382.02
  6. Step 6: Final answer
    x = 651,784.00

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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.