Home / 614,904.47-922,636.95-315,595.23

Finding the Fourth Proportional to 614,904.47, 922,636.95 and 315,595.23

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Solution

The fourth proportional to 614,904.47, 922,636.95 and 315,595.23 is: 473,536.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,904.47 : 922,636.95 = 315,595.23 : x
  2. Step 2: Convert to fraction form
    614,904.47/922,636.95 = 315,595.23/x
  3. Step 3: Cross multiply
    614,904.47x = 922,636.95 × 315,595.23
  4. Step 4: Simplify right side
    614,904.47x = 291,179,818,863.77
  5. Step 5: Solve for x
    x = 291,179,818,863.77/614,904.47
  6. Step 6: Final answer
    x = 473,536.68

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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.