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Finding the Fourth Proportional to 562,568.58, 776,345.58 and 307,935.90

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Solution

The fourth proportional to 562,568.58, 776,345.58 and 307,935.90 is: 424,952.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,568.58 : 776,345.58 = 307,935.90 : x
  2. Step 2: Convert to fraction form
    562,568.58/776,345.58 = 307,935.90/x
  3. Step 3: Cross multiply
    562,568.58x = 776,345.58 × 307,935.90
  4. Step 4: Simplify right side
    562,568.58x = 239,064,674,888.32
  5. Step 5: Solve for x
    x = 239,064,674,888.32/562,568.58
  6. Step 6: Final answer
    x = 424,952.06

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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.