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Finding the Fourth Proportional to 602,360.16, 831,117.48 and 360,550.80

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Solution

The fourth proportional to 602,360.16, 831,117.48 and 360,550.80 is: 497,476.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,360.16 : 831,117.48 = 360,550.80 : x
  2. Step 2: Convert to fraction form
    602,360.16/831,117.48 = 360,550.80/x
  3. Step 3: Cross multiply
    602,360.16x = 831,117.48 × 360,550.80
  4. Step 4: Simplify right side
    602,360.16x = 299,660,072,307.98
  5. Step 5: Solve for x
    x = 299,660,072,307.98/602,360.16
  6. Step 6: Final answer
    x = 497,476.58

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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.