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Finding the Fourth Proportional to 585,365.04, 807,802.08 and 330,716.16

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Solution

The fourth proportional to 585,365.04, 807,802.08 and 330,716.16 is: 456,387.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,365.04 : 807,802.08 = 330,716.16 : x
  2. Step 2: Convert to fraction form
    585,365.04/807,802.08 = 330,716.16/x
  3. Step 3: Cross multiply
    585,365.04x = 807,802.08 × 330,716.16
  4. Step 4: Simplify right side
    585,365.04x = 267,153,201,937.61
  5. Step 5: Solve for x
    x = 267,153,201,937.61/585,365.04
  6. Step 6: Final answer
    x = 456,387.35

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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.