Home / 662,368.64-914,086.08-375,931.52

Finding the Fourth Proportional to 662,368.64, 914,086.08 and 375,931.52

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Solution

The fourth proportional to 662,368.64, 914,086.08 and 375,931.52 is: 518,795.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,368.64 : 914,086.08 = 375,931.52 : x
  2. Step 2: Convert to fraction form
    662,368.64/914,086.08 = 375,931.52/x
  3. Step 3: Cross multiply
    662,368.64x = 914,086.08 × 375,931.52
  4. Step 4: Simplify right side
    662,368.64x = 343,633,769,465.24
  5. Step 5: Solve for x
    x = 343,633,769,465.24/662,368.64
  6. Step 6: Final answer
    x = 518,795.35

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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.