Home / 521,746.52-720,068.23-292,341.15

Finding the Fourth Proportional to 521,746.52, 720,068.23 and 292,341.15

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Solution

The fourth proportional to 521,746.52, 720,068.23 and 292,341.15 is: 403,463.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    521,746.52 : 720,068.23 = 292,341.15 : x
  2. Step 2: Convert to fraction form
    521,746.52/720,068.23 = 292,341.15/x
  3. Step 3: Cross multiply
    521,746.52x = 720,068.23 × 292,341.15
  4. Step 4: Simplify right side
    521,746.52x = 210,505,574,802.09
  5. Step 5: Solve for x
    x = 210,505,574,802.09/521,746.52
  6. Step 6: Final answer
    x = 403,463.31

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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.