Home / 586,721.10-880,072.93-160,256.22

Finding the Fourth Proportional to 586,721.10, 880,072.93 and 160,256.22

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Solution

The fourth proportional to 586,721.10, 880,072.93 and 160,256.22 is: 240,381.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,721.10 : 880,072.93 = 160,256.22 : x
  2. Step 2: Convert to fraction form
    586,721.10/880,072.93 = 160,256.22/x
  3. Step 3: Cross multiply
    586,721.10x = 880,072.93 × 160,256.22
  4. Step 4: Simplify right side
    586,721.10x = 141,037,157,986.17
  5. Step 5: Solve for x
    x = 141,037,157,986.17/586,721.10
  6. Step 6: Final answer
    x = 240,381.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.