Home / 473,746.42-653,742.30-258,888.16

Finding the Fourth Proportional to 473,746.42, 653,742.30 and 258,888.16

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Solution

The fourth proportional to 473,746.42, 653,742.30 and 258,888.16 is: 357,250.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,746.42 : 653,742.30 = 258,888.16 : x
  2. Step 2: Convert to fraction form
    473,746.42/653,742.30 = 258,888.16/x
  3. Step 3: Cross multiply
    473,746.42x = 653,742.30 × 258,888.16
  4. Step 4: Simplify right side
    473,746.42x = 169,246,141,161.17
  5. Step 5: Solve for x
    x = 169,246,141,161.17/473,746.42
  6. Step 6: Final answer
    x = 357,250.49

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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.