Home / 360,417.04-497,411.76-199,284.28

Finding the Fourth Proportional to 360,417.04, 497,411.76 and 199,284.28

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Solution

The fourth proportional to 360,417.04, 497,411.76 and 199,284.28 is: 275,032.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,417.04 : 497,411.76 = 199,284.28 : x
  2. Step 2: Convert to fraction form
    360,417.04/497,411.76 = 199,284.28/x
  3. Step 3: Cross multiply
    360,417.04x = 497,411.76 × 199,284.28
  4. Step 4: Simplify right side
    360,417.04x = 99,126,344,455.13
  5. Step 5: Solve for x
    x = 99,126,344,455.13/360,417.04
  6. Step 6: Final answer
    x = 275,032.35

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Double scale
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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.