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Finding the Fourth Proportional to 562,550.04, 776,337.66 and 307,901.16

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Solution

The fourth proportional to 562,550.04, 776,337.66 and 307,901.16 is: 424,913.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,550.04 : 776,337.66 = 307,901.16 : x
  2. Step 2: Convert to fraction form
    562,550.04/776,337.66 = 307,901.16/x
  3. Step 3: Cross multiply
    562,550.04x = 776,337.66 × 307,901.16
  4. Step 4: Simplify right side
    562,550.04x = 239,035,266,065.69
  5. Step 5: Solve for x
    x = 239,035,266,065.69/562,550.04
  6. Step 6: Final answer
    x = 424,913.78

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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.