Home / 758,160-1,046,260.80-456,412.32

Finding the Fourth Proportional to 758,160, 1,046,260.80 and 456,412.32

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Solution

The fourth proportional to 758,160, 1,046,260.80 and 456,412.32 is: 629,849.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,160 : 1,046,260.80 = 456,412.32 : x
  2. Step 2: Convert to fraction form
    758,160/1,046,260.80 = 456,412.32/x
  3. Step 3: Cross multiply
    758,160x = 1,046,260.80 × 456,412.32
  4. Step 4: Simplify right side
    758,160x = 477,526,319,053.06
  5. Step 5: Solve for x
    x = 477,526,319,053.06/758,160
  6. Step 6: Final answer
    x = 629,849.00

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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.