Home / 615,598.11-849,490.04-343,683.24

Finding the Fourth Proportional to 615,598.11, 849,490.04 and 343,683.24

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Solution

The fourth proportional to 615,598.11, 849,490.04 and 343,683.24 is: 474,263.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,598.11 : 849,490.04 = 343,683.24 : x
  2. Step 2: Convert to fraction form
    615,598.11/849,490.04 = 343,683.24/x
  3. Step 3: Cross multiply
    615,598.11x = 849,490.04 × 343,683.24
  4. Step 4: Simplify right side
    615,598.11x = 291,955,489,294.93
  5. Step 5: Solve for x
    x = 291,955,489,294.93/615,598.11
  6. Step 6: Final answer
    x = 474,263.13

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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.